45w usb-c pd & 18w usb-a qc 140400 mah capacity solar re-charge ability lcd information panel built-in protection 750w max surge high-density battery pack management system: mppt charge controller, bmsspec 1 specifications cell type: lithium-ion pack capacity: 505wh(21.6v 23.4ah) lifecycles: 500 cycles to 80% capacity shelf- life: charge every 3-6 months weight: 5.8kg dimension: 300 * 200* 192.6 mm operating temp: -10°c-40°c charging temperature: 0°c-40°c ac output port: 220v, 50hz (500w. 750w surge) 12vdc 5.5mm port(output): 12v/ 5a, 60w max 12v car port(output): 12v/ ioa, 120w max usb-a ports(output): 5v/ 3.1a usb-a qc port(output): 5-9v, 18w max usb-c pd port(input/ output): 5-20v 45w max dc charging port(5.5mm, input): 11-24vb, 72w max solar charging port(pv, input): 11-26v, 120w max