Power your vest jacket and your mobile phone via USB connections (2). Battery attaches to vest jacket via power cable hidden inside pocket. Instructions for use are printed on inside of the vest jacket.
- Battery features include: Built-in intelligent recognition voltage chip can auto identify the mobile phone, tablet, and other digital products charging. Precise electronic board to prevent overcharge, discharge and prevent leakage. Short circuit and high temperature resistant. High quality high capacity durable batteries. Supports fast charging, no memory effect. Standard USB output, Micro/Mini USB input, simple and easy to carry within vest jacket. Imported. 5000mAh (up to 4 hours on low heat setting)