Features: Small , portable to carry outside for hiking, camping, and so on. Supply by USB power, no more extra power. Suitable for all USB socket. Application: Daily Carrying, Reading,Night Riding, Camping, Fishing,Tent Light. This USB flashlight has powerful light, and it can work with any mobile charger, computer, wall power adapter, car charger adapter that has USB port. The combination of the USB flashlight and a mobile charger will be a perfect companion for outdoor sports such as camping, hiking, etc. Package Includes: 1 x USB Bulb Light Specifications: Material:Plastic Size:Approx.7.6x5cm/2.99x1.96inches Color:White Style: regular style/with switch style Input voltage: 12 (V) Luminous flux: 300 (lm) Beam angle: 120 (degrees) Color rendering index: 60-70 Power factor: 0.6 Feature: USB Bulb Light Light Source: LED Bulbs note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.