... 1. 18650 3.7v 2200mah Hid Flashlight Rechargeable Battery Place of Origin: Guangdong China (Mainland)Brand Name ... instrument and apparatus, electric bikes, Portable equipment: Laptop, camcorder,emergency light , Military equipment: IR telescope, Medical devices, household ... self-discharge4). manufacturer of 18650 lithium ion battery,lithium polymer battery etc.5).tablished quality control systems under ...