Quick DetailsPlace of Origin: Guangdong,Website:://.trustfirelight.com, China (Mainland) Brand Name: TrustFire Model Number: 18650 3400mAh Type: Li-Ion Nominal Voltage: 3.7v Size: 18650 Nominal Capacity: 3400mAh Product name: Trustfire rechargeable 3.7V 18650 3400mah lithium battery Original factory: yes Certificate: CE, FCC, PSE MOQ: 20pcs Feature: with protection for over-charge, over-discharge, short circuit Nominal voltage: 4.2V Warranty: 1 year Usage: for led flashlight/laptop/ipad/power tool/toy etc Brand: Trustfire original factory weight: 50g Packaging