... 3.7v&3000mAh per pc. 6. Color : black, silver, bronze (large can be customized) 7. Size : 310mm * 50mm*28mm8. Weight : 360 grams ... casing, resistant to high temperature, high humidity performance and can be used in a variety of harsh environmental conditions. Creative ... surface, separable design, non-slip handle, light and beautiful, can be carried in the pocket, easy to operate. Double protection ...