About this item 【Emergency Charger】Our keychain portable charger has a built-in 1500mAh battery, which can be used as an emergency power bank. It has small in size and can easily hang on your key ring. 【Easy to Charge】Our keychain charger is wireless and it does not require an extra cable to charge your Android. The built-in port is easy to charge your phone at any time and anywhere. 【Attention】Before charging the phone, remove the case and lift the charger. If charged while wearing a phone case, it is easy to loosen, which may lead to poor contact and no charge. 【Safe Charging】Our keychain charger is efficient and safe to charge your phone. It can avoid overcharging, excessive discharge, short circuits, and overload. When charging, the LED indicator flashes red and automatically turns blue after charging. It can charge fully at least once. 【After-sales】If you have any questions, please get in touch with us, our service team will provide you with a professional and satisfactory service.