Lampshade material: plastic Switch mode: button type Voltage: 36V Power supply: built-in lithium battery Stepless dimming: According to different environments, touch and hold from dark to bright, intelligent eye protection, bright light without dimness Three-speed color temperature: 1500k-3000k color temperature, touch and change, color temperature changes immediately Charging and plugging: Type-c fast charging port, charging for 1-2 hours, can be used for 3-8 hours according to different brightness Product size: 115x115x190mm Power: 2W Input voltage: 5V Charging input: 5V/500ma Charging time: 1-2Hours Material: ABS/PP/PVC soft glue/electronic original Precautions (PRECAUTIONS) 1. When not in use for a long time, please unplug the power plug; 2. Please use a qualified power adapter to charge (DC5V/500MA); 3. When the battery is low (the light is very dim), it must be charged in time, and cannot be charged until the battery is exhausted; 4. The charging time should not exceed 8 hours to avoid affecting the battery life; 5. When not in use for a long time, it should be fully charged and stored, and it should be recharged once after 2-3 months of storage; 6. Avoid using in high temperature or humid environment.