With spring clip design, you can easily to put the battery in it. Battery is not included here. Main color: black; fit for: 1 x 3. 7 V 18650 battery(not included).
Country of Manufacture: CHINA; Material: Plastic, Electric Part
Net Weight: 45g
Package Content: 7 x Battery Case
Main Color: Black
Fit for: 1 x 3.7 V 18650 Battery(Not Included)