Lithium Polymer (LiPo) | Capacity 20000 mAh | Battery capacity 74 Wh | 2xNumber of simultaneously connected devices (max) | Colour Black | Charger compatibility Mobile phone/Smartphone,Tablet | Input interface Micro-USB + USB Type-C | Output voltage 5 V | Output current 2.1 A | Weight 410 g | Product Net Weight 0.41 kg