1、500000mAh high capacity mobile charger external battery power bank
2、Super compatibility, compatible with more than 99% mobile phones, tablet PCs 
3、Dual USB ports, you can charge phone, pad or other small electronic devices.simultaneously 
4、LED light, press the switch twice, the LED will light up, works perfectly in darkness, especially for emergency 
5、Solar Power Charger, Outdoor Waterproof