Features: Suitable for 3D printing DIY models. The brightness adjustment, long press the charging port to adjust the light brightness. 300mAh 1W rechargeable battery (built-in), with USB cable, easy to charge. Touch control light board. 2 colors: warm white and white. Professional installation are recommended. Specifications: Material:PCB Power: 1W Battery life: more than 8Hours Battery capacity: 300mAh Charging adapter: USB-5V DC Charging time: about 5 hours Color Specifications: Two-color (Warm White and White) Note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Moon Lamp Circuit Board(with 300mAh 1W Rechargeable Battery) 1x USB Cable