3.7V 300mAh Li-Polymer Battery Pack for The Bicycle Helmet (1S1P of FLP- 602030 )

China 3.7V 300mAh Li-Polymer Battery Pack for The Bicycle Helmet (1S1P of FLP-602030), Find details about China Li-Po Battery, Bicycle Helmet LED Battery Pack from 3.7V 300mAh Li-Polymer Battery Pack for The Bicycle Helmet (1S1P of FLP-602030)