JALL K8 Full-Screen Wake Up Light Sunrise Alarm Clock with White Noise, Bluetooth Speaker and FM Radio – White

Product Overview

The JALL K8 is a bedside sunrise alarm clock that combines a full-screen wake-up light, digital clock, sound machine, Bluetooth speaker, FM radio, and configurable nightlight. The White configuration associated with ASIN B081CHLF46 uses model K8 and manufacturer part number ACA-002-B. It is designed for indoor bedside use and requires continuous external power rather than operating as a cordless battery-powered clock.

The current K8 configuration provides 25 built-in sleep and nature sounds, 17 lighting modes, two independently configurable alarms, and an integrated 5-watt speaker. Its sunrise function gradually increases light intensity before the scheduled alarm, with the dawn period adjustable from 10 to 60 minutes. Alarm schedules can be configured for everyday, weekday, or weekend use.

Additional functions include a configurable snooze period, FM radio covering 76 to 108 MHz, a sleep timer of up to 480 minutes, adjustable display brightness, and Bluetooth audio streaming from compatible devices. Bluetooth can also synchronize the clock time with a connected phone. No Wi-Fi connection or mobile application is required for ordinary operation.

Product Information

Identification

Physical Information

Product Identifier Summary

Model Number

The model number identifies the underlying JALL alarm-clock hardware family. It is useful when locating manuals, troubleshooting information, replacement accessories, and model-specific operating instructions.

MPN

A Manufacturer Part Number identifies a particular commercial product configuration. It can be used when matching replacement power equipment, inventory records, or documentation to the correct clock.

UPC

A UPC is a 12-digit barcode identifier used in North American inventory and distribution systems. A separately verified UPC for this exact configuration is omitted rather than inferred from its longer GTIN.

EAN

An EAN is an international barcode identifier used in product catalogs and distribution systems. A separately published EAN for this exact configuration is omitted because it was not independently verified.

GTIN

A Global Trade Item Number is an internationally standardized commercial-product identifier. It can be used by distributors, catalog systems, and inventory databases to distinguish a product configuration from similar items.

ASIN

The ASIN identifies the specific online catalog record supplied as the research starting point. It distinguishes this JALL K8 configuration from newer JALL sunrise clocks and other color or feature variants.

ISBN

ISBN identifiers apply to books and certain published media. They do not apply to this electronic alarm clock.

Common Uses

• Gradually increasing bedside light before a scheduled wake time
• Using audible alarms for morning schedules
• Setting separate alarms for two users or different routines
• Playing white noise and nature sounds at bedtime
• Using the integrated light as a bedside nightlight
• Listening to FM radio
• Streaming audio from a compatible Bluetooth device
• Using a sleep timer for nighttime sounds
• Creating weekday and weekend alarm schedules
• Using colored ambient lighting in a bedroom
• Displaying the time on a dimmable bedside screen

Maintenance and Care

The JALL K8 is intended for indoor use and should remain dry. The exterior and display can be maintained by removing dust with a soft, dry or lightly dampened cloth while the device is disconnected from power.

The speaker openings, controls, power connection, and FM antenna should be kept free from debris. Excessive moisture, solvents, and abrasive cleaning materials can damage the housing or electronic components.

• Disconnect the clock from power before thorough exterior cleaning.
• Use a soft cloth for the display and housing.
• Do not spray cleaning products directly onto the device.
• Keep liquids away from openings and electrical connections.
• Do not pull or sharply bend the power cord.
• Keep the FM antenna free from damage.
• Place the clock on a stable, level surface.
• Avoid prolonged exposure to high temperatures or direct moisture.
• Refer to model K8 instructions when resetting alarm or radio settings.

Safety Information

The K8 requires external electrical power during normal operation. The power adapter and cable should be inspected periodically and should not be used if they become damaged.

• Use compatible 5V DC power equipment intended for the device.
• Keep the clock and power connections dry.
• Do not immerse the device in water.
• Do not open or modify the electronic enclosure.
• Keep the power cable away from areas where it may become a trip hazard.
• Do not place the clock directly beside open flames or strong heat sources.
• Keep ventilation and speaker openings unobstructed.
• Place the clock on a stable surface where it is unlikely to fall.

The K8 is a consumer alarm clock and ambient-light product. It is not a medical light-therapy device and should not be treated as equipment for diagnosing or treating sleep disorders.

Technical Specifications

Product History

The JALL K8 belongs to the company’s long-running family of sunrise alarm clocks. The B081CHLF46 catalog record dates from an earlier K8 generation that originally used a smaller selection of sounds and light modes.

JALL subsequently revised the K8 platform while retaining the general model identity and circular full-screen design. Current versions associated with this product record expand the sound library to 25 options, provide 17 lighting modes, and add Bluetooth speaker functionality.

The revised K8 also supports phone-based Bluetooth time synchronization while remaining usable without Wi-Fi or a dedicated application. Other established K8 functions, including sunrise simulation, dual alarms, FM radio, snooze, sleep audio, and colored lighting, remain part of the platform.

JALL has since introduced additional sunrise alarm-clock designs with different housings, sound libraries, lighting arrangements, and controls. These later products should not automatically be treated as identical to model K8 even when their feature descriptions are similar.

Key Features

• Full-screen sunrise illumination
• Adjustable 10 to 60 minute sunrise period
• Dual independent alarms
• Everyday, weekday, and weekend alarm schedules
• 25 built-in sleep and nature sounds
• 17 lighting modes
• 8 solid-color light options
• 9 dynamic RGB lighting effects
• 20-level adjustable light brightness
• 5W integrated speaker
• Bluetooth audio streaming
• Bluetooth time synchronization
• FM radio with automatic scanning
• 76 to 108 MHz radio tuning range
• Adjustable snooze duration
• Sleep timer up to 480 minutes
• Display blackout option
• Nightlight functionality
• No Wi-Fi requirement
• No mobile application requirement

Package Contents

• JALL K8 sunrise alarm clock
• 5V 2A power adapter
• USB Type-C power cable
• User manual
• Quick-start guide

Compatibility

Electrical Power

The current K8 configuration uses a 5V 2A power supply and is designed for continuous powered operation. It should not be treated as a portable rechargeable alarm clock.

Bluetooth Devices

The built-in Bluetooth speaker can receive compatible audio from phones, tablets, and other Bluetooth source devices. Available controls can depend on the connected device and its Bluetooth implementation.

Bluetooth Time Synchronization

A compatible smartphone can be connected by Bluetooth to synchronize the clock’s displayed time. This feature reduces the need for manual clock correction but does not require a dedicated mobile application.

FM Radio

The integrated FM tuner covers frequencies from 76 to 108 MHz. Reception quality varies according to location, building construction, station strength, interference, and placement of the wire antenna.

Wi-Fi Networks

Wi-Fi is not required. The clock is operated directly through its physical controls and Bluetooth functions.

Mobile Applications

No dedicated mobile application is required to configure alarms, lighting, radio, sounds, or the sleep timer.

Smart-Home Platforms

Compatibility with voice assistants or smart-home automation platforms is not documented for the K8. Those functions should not be assumed from the presence of Bluetooth.

Replacement Power Equipment

Replacement power equipment should match the device’s required voltage, current, connector, and polarity specifications. Accessories listed specifically for the K8 or ACA-002-B configuration should be checked carefully before connection.

Frequently Asked Questions

What product is B081CHLF46?

B081CHLF46 identifies the JALL K8 full-screen sunrise alarm clock in the White configuration.

What is the model number?

The documented model number is K8.

What is the manufacturer part number?

The product record identifies ACA-002-B as the manufacturer part number.

Is this a renewed product?

No. The referenced product is a standard JALL alarm-clock configuration rather than a renewed or refurbished listing.

What does a sunrise alarm clock do?

A sunrise alarm gradually increases light before a scheduled wake time. The K8 can then combine the light with an audible alarm at the configured time.

How early can the sunrise begin?

The simulated sunrise period can be configured from 10 to 60 minutes before the scheduled alarm.

Does the light turn on all at once?

No. The sunrise function is designed to increase illumination gradually during the selected dawn period.

Can the sunrise function be disabled?

The alarm configuration provides control over the light component, allowing alarm behavior to be adjusted according to the user’s routine.

How many alarms can be set?

The current K8 configuration provides two independent alarms.

Can two people use separate alarms?

Yes. The dual-alarm system can be used for two different wake times or two different schedules.

Can an alarm be set for weekdays only?

Yes. Weekday scheduling is supported.

Can an alarm be set for weekends?

Yes. Weekend scheduling is also available.

Can the alarm ring every day?

Yes. An everyday schedule can be selected.

Does it have snooze?

Yes. The K8 includes a snooze function.

Can the snooze duration be changed?

Yes. The current configuration allows a snooze interval between 5 and 20 minutes.

What is the default snooze time?

The default snooze duration is 9 minutes.

How many built-in sounds are available?

The current upgraded K8 configuration provides 25 built-in sounds, including white-noise and nature-style audio.

Why do some older manuals mention fewer sounds?

The K8 has been revised over time. Older documentation describes an earlier version with fewer sound and lighting options, while the current configuration has an expanded sound library.

Does it play white noise?

Yes. White-noise-style audio is included among the built-in sound options.

Can sounds be played at bedtime?

Yes. Built-in sounds can be used with the sleep-timer function for nighttime listening.

How long can the sleep timer run?

The timer can be configured from 10 to 480 minutes.

Does the clock have Bluetooth?

Yes. The current K8 supports Bluetooth audio and Bluetooth-assisted time synchronization.

Can it play music from a phone?

Yes. Compatible phones can stream audio through the clock’s Bluetooth speaker.

How powerful is the speaker?

The current specification identifies a 5-watt integrated speaker.

Does Bluetooth require an app?

No dedicated JALL application is required for the documented Bluetooth functions.

Does the clock need Wi-Fi?

No. Ordinary K8 operation does not require Wi-Fi.

Can Bluetooth set the time automatically?

Yes. The current K8 configuration can synchronize its time with a connected smartphone through Bluetooth.

Does it have FM radio?

Yes. An integrated FM receiver is included.

What frequencies can the radio receive?

The documented FM tuning range is 76 to 108 MHz.

Can the radio scan for stations?

Yes. Automatic station scanning is supported.

Can stations be tuned manually?

Yes. The radio also supports manual frequency adjustment.

What is the thin wire behind the clock?

The thin wire functions as the FM antenna. Extending it can improve reception when local radio signals are weak.

Can FM radio be used as an alarm sound?

The K8 alarm system supports FM radio within its alarm-related functionality.

How many light colors are available?

The current configuration provides 17 lighting modes consisting of solid colors and dynamic RGB effects.

How many solid colors are available?

Eight solid-color lighting options are documented.

How many RGB modes are available?

The upgraded configuration provides nine dynamic RGB lighting effects.

Can the light brightness be adjusted?

Yes. The K8 provides multiple light-intensity settings, including 20 documented brightness levels.

Can the clock be used as a nightlight?

Yes. The integrated lighting can operate independently as ambient or bedside illumination.

Can the clock display be dimmed?

Yes. Display brightness is adjustable.

Can the clock display be completely dark at night?

Yes. The current model includes a display blackout setting for users who prefer a dark bedroom.

Does it run on batteries?

No. Normal operation requires external electrical power.

Does it contain a rechargeable battery?

A rechargeable battery for normal cordless operation is not documented.

What power adapter does it use?

The current package includes a 5V 2A power adapter.

What type of power cable is included?

The current configuration is supplied with a USB Type-C power cable.

How long is the supplied power cord?

The current manufacturer description specifies a cord length of approximately 47 inches.

Will the alarm keep ringing indefinitely?

No. The current K8 automatically stops the audible alarm after approximately 30 minutes if no action is taken.

Does the wake-up light also turn off automatically?

Yes. The alarm light is designed to stop after approximately 60 minutes without user interaction.

Is the K8 controlled with a touchscreen?

The clock uses dedicated physical controls. A touchscreen interface is not required for setup.

Can it be configured without a smartphone?

Yes. Alarm, radio, sound, light, snooze, and timer functions can be configured directly on the device.

Is it compatible with voice assistants?

Direct voice-assistant integration is not documented and should not be assumed.

Does it have an internet connection?

No internet connection is required for normal operation.

Can I use headphones with the clock?

A dedicated headphone output is not documented. Audio is intended to play through the built-in speaker.

Can it charge a phone?

Phone-charging capability should not be assumed unless it is specifically documented for the individual K8 revision. The supplied USB connection is used to power the clock.

Is it waterproof?

No waterproof or water-resistance rating is documented. The clock is intended for dry indoor locations.

Can it be used in a bathroom?

The K8 should be kept away from significant moisture and water exposure. A dry bedroom or similar indoor environment is more consistent with its documented use.

How should the clock be cleaned?

Disconnect it from power and wipe the exterior gently with a soft cloth. Liquids should not be allowed to enter controls, speaker openings, or electrical connections.

Why might the FM radio have weak reception?

Reception can be affected by building materials, nearby electronics, station strength, and antenna placement. Fully extending the wire antenna can improve reception in some locations.

Why might the displayed time drift?

All standalone clocks can develop small time differences over extended periods. The upgraded K8 provides Bluetooth phone synchronization to reduce accumulated time discrepancies.

How can the exact K8 version be identified?

Check the product label, packaging, included manual, and available functions. Revised K8 units can have more sound and lighting options than earlier versions.

Is the K8 a medical light-therapy lamp?

No. It is a consumer sunrise alarm and ambient-light device rather than certified medical light-therapy equipment.

Buying Considerations

K8 Revision Differences

The K8 has existed in more than one feature revision. Older instructions can describe fewer built-in sounds or light modes, so documentation should be matched to the specific hardware in use.

External Power Requirement

The clock requires continuous electrical power during normal operation. It is therefore intended mainly for permanent bedside placement rather than cordless use.

Bluetooth Functions

The upgraded K8 can stream audio and synchronize time through Bluetooth. It does not require Wi-Fi or an account-based cloud service.

Physical Controls

The clock includes many configurable functions and therefore has multiple physical controls. Users who prefer a very simple alarm clock should account for the additional setup steps required by the sound, radio, lighting, alarm, and timer options.

FM Reception

Radio reception depends on location and antenna placement. Users in areas with weak FM signals may experience different results from users near strong transmitters.

Lighting Expectations

The sunrise light is designed as a gradual bedside wake-up cue. It should not be confused with medical light-therapy lamps that are specified and tested for therapeutic light intensity.

Alarm Scheduling

Dual alarms and day-based schedules provide flexibility for households with different wake times. Users who require more than two independent alarm schedules should account for that limit.

Customer Feedback Summary

This section summarizes recurring themes found in publicly available customer feedback and independent evaluations. These observations are generalized user experiences rather than verified technical specifications.

Commonly Praised Aspects

• Users frequently appreciate the gradual light-based wake-up process compared with relying only on an abrupt audible alarm.
• The range of light colors and brightness settings is commonly viewed as useful for both wake-up routines and ambient bedroom lighting.
• Built-in nature sounds and white noise are often cited as reducing the need for a separate bedside sound machine.
• Dual alarms are considered useful for couples, changing schedules, and weekday versus weekend routines.
• The FM radio and Bluetooth speaker provide additional audio options beyond the built-in sound library.
• The display blackout capability is useful for people who prefer a darker sleeping environment.
• Independent testing has generally described the audio as clear for an alarm clock and the light customization as extensive.

Commonly Reported Limitations

• The number of buttons and available settings can require time to learn during initial setup.
• Some users need to refer to the instructions when changing less frequently used alarm or lighting options.
• The large number of sound and color choices can feel excessive to users who want a simple alarm clock.
• FM reception varies substantially according to antenna placement and local signal strength.
• The unit requires continuous external power and is not intended for cordless use.
• Public feedback includes occasional concerns about long-term durability and individual-unit reliability.
• Users comparing older and newer K8 documentation can encounter different sound or lighting counts because the model has been revised.

User experience can vary with bedroom brightness, individual wake-up habits, preferred alarm volume, FM signal strength, device revision, Bluetooth source equipment, and chosen sunrise duration.

Related Products

• JALL Upgraded K8 Sunrise Alarm Clock: Later K8 configurations with expanded sound, lighting, and Bluetooth functions.
• JALL K6 Sunrise Alarm Clock: Related JALL wake-up light and sound-machine platform with a different feature configuration.
• JALL Sunrise Alarm Clock with 22 Sounds: Related model offering a different built-in audio library.
• JALL Sunrise Alarm Clock with 25 Sounds: Related current-generation sound-machine and wake-light configuration.
• JALL Digital Alarm Clock with FM Radio: Conventional digital clock-radio design with nightlight and sleep-sound functions.
• JALL Replacement Power Adapter for ACA-002-B: Replacement power accessory intended for compatible K8 configurations.

Last Updated

August 8, 2026