--Built-in 18650 lithium-ion battery ,Can charge for your mobile phone at anytime anywhere

--Enjoy your music leisurely with the bluetooth mini speaker

--Hand-free Call design for much more convenient talking

--One more choice with SD card slot design for MP3 player

--Press the first flashlight button for a while can sent out distress signal

--exquisite design with small size ,easy to carry

Capacity :4400mAh

Output: 5V/1A

Input:5V/1A

Product Size :122*50*23mm

Speak rate :4Ω 3W