Project		Minimal	Standard	Maximum	Remark
Battery pack characteristics	Battery type				LiFePO4 267004000mAh-3.2V(7parallel 5 series)
	Rated voltage		16V
	Capacity		448Wh
	Internal resistance	V		20mΩ
DC charging performance	Charging voltage range	12.5V	19V	30V	The product can work stably in this voltage range.Support photovoltaic panel input with maximum open circuit voltage of 30V.
	Charging input current	2.5A	3.42A	4.5A	Rated condition,the battery constant current charging input current.
	Charging cut-off current	0.05A	0.50A	2.0A	The battery voltage after being placed for 1 hour meets the productsaturation voltage requirement.
	Charging conversionefficiency	85%			Rated condition
	Trickle charging		Support		A small current will be used for charging when the voltage is low, andthe charging current gradually increases and then stabilizes to themaximum charging current value.
PD charging performance	Input voltage range	4.7V		20.5V	The product uses a PD adapter with a stable working input voltage,compatible with 5V/3A,9V/3A,12V3A,15V/3A,20V/2.25A charging.
	Charging input current	1.8A		3.2A	The product uses a PD adapter with a stable working input current.
	Max Input Power	55W	6OW	65W
	Charging cut-off current	0.05A	0.3A	1.OA	After standby 1 hour,the voltage meets the requirements of full
	Charging eficiency	85%	90%	93%	Rated condition: PD 20V 3A