16 LED Pieces , Built-in Lithium-ion Battery , 200 mAh Battery Power , Portable Multi Functional Mini Selfie Flash Light. Built-in 16 LED Bulbs. Mix of Cool White and Warm White Bright LEDs Used for Replicating Sunlight. Can be Used in the Case of Photos with Insufficient Light, Provides 3 Powerful Lighting Model to Meet the Needs of Different Scenarios. Built-in Rechargeable Battery will Not Consume Power from Smart Phone. Photo and Video Mode. Can Make Independent Lighting as Auxiliary Lamp(Need Not be Connected to a Smart Phone or Other Device). The Battery Inside the Flash has Capability to Pass 500 Cycles Just Like the Smart Phone.