Specifications

UL approved cell; Robust housing with interchange design to lead acid battery; Built-in BMS; Feul gauge and replaceable fuse

Specification

1	Rated Capacity	7.5Ah	Standard discharge(0.5C)after standard charge(0.5C)
2	Minimal Capacity	7.0Ah
3	Nominal Voltage	12.8V
4	Cycle Life	Higher than 60% of the Initial Capacity of the battery pack	1)Charge: 0.5C CC to 14.6V, then CV till current to 0.05C 2)Rest: 30min. 3)Discharge: 0.5C to 10.0V 4)Carry out 1500cycles (Temperature:20±5°C)
5	Discharge cut-off voltage	≥ 8.8V(2.2V/cell)	Adjustable (10.0V recommended)
6	Charging cut-off voltage	≤ 15.6V(3.9V/cell)	Adjustable (14.6V recommended)
7	Cell and assembly method	IFR18650EC-1.5AH	4S5P
8	Packing material	ABS	Color is adjustable
9	Standard charge	0.5C constant current(CC) charge to 14.6V,then constant voltage (CV)14.6V charge till charge current decline to ≤0.05C	Charge time : Approx 3.5h
10	Standard discharge	Constant current 0.5C,Cut-off voltage 10.0V
11	Maximum Charge Current	7.5A	4A recommended for better performance and life
12	Maximum Continuous Discharge Current	15A	Over current 20±2A  900~2000mS
13	Operation Temperature Range	Charge: 0~45°C	60±25%R.H.
		Discharge: -10~50°C
14	Storage Temperature Range	Less than 1 year : 0~25°C	60±25%R.H. at the shipment state
		Less than 3 months:-5~35°C
15	Weight	Approx: 1.09Kg
16	Pack Dimension	L151*W65*H97mm	The height without terminals is 91mm; "L” shape terminals are used; Other terminals are available;
17	Short Circuit Protection	Will recover after removal of short	30A fuse (replaceable)
18	Fuel gauge	Four LED lights	SMbus communication port

More model is available!

Major differences with 12V7Ah SLA battery

1)  2.2Kg(4.85lbs) which is nearly double weight

2) No Fuel Gauge

3) No communication port

4) With Pb and acid electrolyte that do harm to enviroment