Capacity: 90000mah(293.76wh) battery type: rechargeable lithiumion battery ports: 1*usb-c/2*usb-a/2*dc/2*ac output ac: 220v 50hz 300w(max) input dc: (6530 port)19v-3.42a usb-c: 5v-3a 9v-3a 12v-3a 20v-3a dc1/dc2(55/usb-a2: 5v-3a 9v-2a 12v-1.5a usb-a3: 5v-2.4a(12w max) usb-a1+usb-a2: 5v-3a high power home outdoor camping compatible laptop/mobile phone/tablet/portable speaker led power display fit charge intelligent match technology widely compatiblelithium polymer battery where the power bank automatically detects your device’s specific charging requirements. the power bank delivers the appropriate charging voltage to your device, which means a safer and more efficient charge every single time. additionally, this power bank comes with built-in safeguards that protect your device against overcharging, overheating, and short circuits.