The battery adopts CC/CV constant-current/constant-voltage charging, with a charge voltage limit of 4.2V and a maximum charging current of 2.6A. The maximum discharge current reaches 2.47A, meeting the power requirements of security monitoring equipment during continuous video recording, wireless data transmission, and multi-module operation. Discharge termination and cut-off voltage protections are also incorporated to enhance battery stability and operational safety.

Product Specifications & Configuration
Battery Model: RL013B-RBA
Cell Type / Capacity: BAK/N21700CG-50E/5000mAh/3.6V
Battery Configuration: The finished battery pack consists of four cells (1S4P) and a protection and control circuit.

Basic Performance

No.	Item		Parameter	Remarks
1	Capacity		Typ. 20000 mAh	0.2C Discharge
			Min. 18000mAh
2	Energy		64.8Wh
3	Nominal Voltage		3.6V
4	Shipping Voltage		3.5V~3.9V
5	Charge Voltage Limit		4.2V
6	Maximum Charging Voltage		4.2V
7	Discharge Termination Voltage		3.0V
8	Discharge Cut-off Voltage		2.5V
9	Charging Mode		CC-CV	CC/CV
10	Charging Current		1800 mA
			2600 mA
11	Discharge Current		494 mA
			2470 mA
12	Standard Discharge Current		1800 mA
13	Maximum Discharge Current		5000 mA
14	Operating Temperature	Charging	0°C~+45°C
		Discharging	-20°C~+60°C
15	Storage Temperature	Less than 1 Month	-20°C~+60°C
		Less than 3 Months	-20°C~+45°C
		Less than 1 Year	-20°C~+25°C
16	Storage Requirement		Recharge the battery every 4 months during storage.
17	Relative Humidity		65±20%
18	Battery Internal Resistance		≤ 110mΩ	Measure the battery AC internal resistance at 1 kHz after standard charging.
19	Battery Weight		280±5g	About
20	Battery Dimensions	Length	86.5±0.5 mm
		Width	72.0+0.5/-1 mm
		Thickness	21.5±0.5 mm