Having one handy and true portable LED light Innovative USB interface LED bulb design truely realizes portability， It can be easily powerd by your mobile power bank， computer， phone(need one USB port adapter) even power adapter. It's also one perfect outdoor activity companion. Main Features Unique USB plug design， make it easy to be powered by mobile power bank， computer and cellphone(need one USB port adapter)Adopts 10 LED light， low power consumption and high power light， offers more longer lighting time which is especially important for outdoor using700Lm high power and crystal clear cold white light gives plenty enough lights Specification:Specifications: Type: Ball BulbsOutput Power: 7WEmitter Type: SMD-5730 LEDTotal Emitters: 10 LEDsLumen(s): 700LmVoltage (V): DC 5VAppearance: USB PortFeatures: Energy Saving， Low Power Consumption， Long Life ExpectancyFunction: Studio and Exhibition Lighting， Home LightingAvailable Light Color: Cold WhiteSheathing Material: PlasticDimension and Weight: Product Weight: 0.055 kgPackage Weight: 0.12 kgProduct Size (L x W x H): 5.5 x 5.5 x 8.5 cm / 2.17 x 2.17 x 3.35 inchesPackage Size (L x W x H): 11 x 7.5 x 7.5 cmPackage Contents: Package Contents: 1 x USB Ball Bulb