Glocusent USB Rechargeable Book Light

User Manual

Model: GLCSNTBL301

Introduction

Thank you for choosing the Glocusent USB Rechargeable Book Light. This portable and versatile reading light is designed to provide optimal illumination for reading in various environments, ensuring eye comfort and convenience. With adjustable brightness and color modes, it is perfect for book lovers, students, and anyone who enjoys reading without disturbing others.

Safety Information

Do NOT turn the head of the light forcefully to the left or right beyond 90°, as it contains an internal electrical cord that can be damaged.
Keep the device away from water and high humidity.
Avoid exposing the device to extreme temperatures (hot or cold).
Do not attempt to disassemble or repair the device yourself. Refer to qualified service personnel.
Dispose of the battery according to local regulations. Do not incinerate.

Package Contents

1 x Glocusent USB Rechargeable Book Light
1 x Book Mark
1 x User Manual

Product Overview

The Glocusent Book Light features a compact design with intuitive controls and a flexible clip for easy attachment to books or surfaces.

Glocusent Book Light with control buttons and power indicators — Front view of the Glocusent Book Light showing power, brightness, and color mode buttons, along with battery indicators.

Glocusent Book Light being placed into a small pouch, demonstrating its compact size — The compact and portable design of the book light, easily fitting into a small pouch.

Power Button: Turns the light On/Off.
Brightness Adjustment Button: Cycles through 5 brightness levels.
Color Mode Button: Switches between 3 color temperatures.
Battery Indicators: Four LED lights show the remaining battery charge.
Flexible Clip: Allows attachment to various book sizes and surfaces.
Adjustable Head: Rotates for optimal light positioning.

Setup

Before first use, it is recommended to fully charge your Glocusent Book Light.

Locate the USB plug at the end of the book light.
Plug the book light directly into any standard USB-A port (e.g., computer, power bank, USB wall adapter).

Diagram showing the Glocusent Book Light's 500mAh battery and charging options — The book light features a 500mAh battery and can be charged via power bank, phone charger, or laptop.

Glocusent Book Light plugged into a laptop USB port for charging — The book light is easily rechargeable by plugging directly into a USB port.

The four battery indicator lights will illuminate during charging and turn off when fully charged.
A full charge provides 10-80 hours of reading time, depending on the brightness setting.

Operating Instructions

Learn how to use your Glocusent Book Light for an optimal reading experience.

Power On/Off: Press the power button (⏻) to turn the light on or off.
Adjust Brightness: Press the brightness adjustment button (≡) to cycle through 5 different brightness levels. The light will remember your last used brightness setting.

Woman reading with Glocusent Book Light, showing 5 brightness levels — The book light offers 5 adjustable brightness levels for various reading conditions.

Change Color Mode: Press the color mode button (💡) to switch between 3 color temperature modes:

Amber Mode (1800K): Filters 99.9% blue light, ideal for eye protection and reducing eye strain, especially before sleep.
Breeze Mode (3400K): Provides a cozy and comfortable light for general reading.
Precise Mode (6000K): Highlights the reading area clearly for focused tasks.

Three panels showing different color modes: Amber, Breeze, and Precise — Illustrates the three distinct color modes: Amber (1800K), Breeze (3400K), and Precise (6000K).

Flexible Positioning: The clamp can open up to 150°. The light head can be turned left and right by 90° and downwards by 45°. Adjust the angles freely to achieve comfortable lighting for any book size or reading position.

Diagram showing the flexible adjustments of the book light's head and clip — The book light offers flexible adjustments: 150° rotary clamp, 90° left/right head rotation, and 45° downward tilt.

Close-up of the book light's head showing its 90-degree rotation capability — The light head can rotate 90 degrees for precise illumination.

Clipping to Books: The lightweight design (1.41oz / 40g) allows it to clip onto books without causing significant indentation or damage, even to paperbacks.

Glocusent Book Light clipped onto a paperback book — The book light is designed to be perfect for clipping onto paperbacks.

Maintenance

Clean the light with a soft, dry cloth. Do not use abrasive cleaners or solvents.
Store the book light in a cool, dry place when not in use.
Avoid dropping the device or subjecting it to strong impacts.

Troubleshooting

Problem	Possible Cause	Solution
Light does not turn on.	Battery is depleted.	Charge the book light fully.
Light flickers or dims unexpectedly.	Low battery.	Recharge the device.
Light head does not adjust smoothly.	Internal cord obstruction or damage.	Do not force adjustment beyond specified angles (90° left/right, 45° down). If issue persists, contact customer service.
Battery life is shorter than expected.	Frequent use of highest brightness setting.	Lower brightness settings consume less power and extend battery life.

Specifications

Feature	Detail
Model Number	GLCSNTBL301
Dimensions (LxWxH)	4.09"D x 1.34"W x 0.59"H
Item Weight	1.45 ounces (41 Grams)
Light Source Type	LED (5 beads)
Brightness	28 Lumen (Max)
Brightness Levels	5
Color Temperatures	3 (1800K Amber, 3400K Breeze, 6000K Precise)
Battery Type	Lithium Polymer (500mAh)
Power Source	Battery Powered, USB Rechargeable
Voltage	5 Volts (DC)
Material	Acrylonitrile Butadiene Styrene
Switch Type	Touch
Special Features	Portable, Eye-caring, Dimmable, Memory Function, Hands-Free

Warranty and Support

Your Glocusent Book Light is covered by a 24-month warranty from the date of purchase, ensuring peace of mind regarding product quality and performance.

For any questions, concerns, or warranty claims, please contact Glocusent customer service. Our friendly customer service team is ready to assist you.

Contact Information: Please refer to the contact details provided on the product packaging or the official Glocusent website for the most up-to-date support channels.

Glocusent GLCSNTBL301