| Short circuit protection. |
| Overcharge protection. |
| Over-discharge protection. |
| Overcurrent protection. |
| Overcharge Detection Voltage: 4.25-4.35V±0.05V. |
| Over Discharge Detection Voltage: 2.3-3.0V±0.05V. |
| Maximum Working Current: 3A. |
| Transient Current: 5A. |
| Operating Temperature: -40-50 degree. |
| Internal Resistance: Less than 45m Ω. |
| B+ B-: The interface of battery core. |
| P+ P-: The connector of battery board. |
| MB: The connection point between the batteries. |
| B+: Battery V+ Positive. |
| B-: Battery V- Negative. |
| P+: Output / Charging V+. |
| P-: Output / Charging V-. |
| Size: Approx. 36x6x1mm/ 1.42" x 0.24" x 0.04". |
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