Product Material: silicone + aluminum alloy Size: 59.3 * 2.6 * 1.5 cm Battery capacity: 1100 mAh Color: black Quantity: 1 piece br/>Package Contents: 1 * Hanging Neck Lamp _x005F_x000D_1.Comfortable and Elegant Design: This neck lamp is not only easy to read, but also convenient, portable and suitable for travel. The flexible gooseneck allows for various customized positions and will not rotate or fall off as you move, bend over and walk. _x005F_x000D_2. Eye Protection & Stepless Dimming: This neck light has 8 LEDs in total, 4 on each side. There are three color temperatures: amber, warm and white. Stepless dimming and long press to adjust the brightness, you can adjust the brightness to meet different needs. 3.Detachable lamp and convenient charging: Each side of the neck lamp has its own independent control panel. The neck lamp has an integrated USB plug, so you don't have to carry a charging cable with you. Simply remove the LED light from your arm and you can gently charge the neck via the built-in USB plug. _x005F_x000D_4. Travel Lock Function: This neck light has a travel lock switch function. When the light is off, press and hold the power button for 3 seconds and the light will flash twice. The system will automatically enter the travel lock function. In the travel lock mode, you need to press and hold the power button for 3 seconds to turn on the light for the first time. _x005F_x000D_5.Multiple Application Scenarios: This LED book light is suitable for indoor and outdoor use. The book light can be used for reading, writing, repairing and jogging at night. You can also use it as a flashlight or reading light, you can free your hands to do other things.