Function: 1. Multi-purpose, suitable for e-books, paper books and eye protection necessary for reading. 2. Eye care LED light source, 23lm brightness, non-glare, effective eye protection 3. USB rechargeable with no extra cable, conveniently charged via power bank, smartphone charger or computer. 4. High-quality PVC PC material, it can be bent 360 degrees, and the lighting direction can be adjusted freely to meet the needs of lamps from different angles. 5. Lightweight and suitable for carrying around, traveling, surfing the internet, reading before going to bed, etc. Specification : Item type: reading lamp Material: PVC PC Color: as shown in the picture Light Color: Cool White Overall Size: Approx. 21.5 x 4.7 x 2.2cm / 8.5 x 1.9 x 0.9in (L x H) x width x height ) Weight: approx. 68g/2.4oz Application: Home lighting Battery: Built-in 402030 polymer lithium battery, 150MAH Dimming: 4 gears Charging time: 1 hour Usage time: about 4 hours Color temperature : 6,000K Brightness: 23LM Package List: 1 x reading lamp Note: 1. 2.