14.4volt 2600mAh lithium ion battery pack, using 18650 cell, 4S1P assembly, widely use for
*OTDR
*Camping light,
*Portable devices,
*Emergency light
Specifications:
| No. | Item | General Parameter | Remark |
| 1.1 | Description | OTDR battery EX009 14.4v lithium ion battery 2600mAh for FTB1 platform | 4S1P |
| 1.2 | Battery Type | Li ion 18650 cell | |
| 1.3 | Typical Capacity | 2600mAh | |
| 1.4 | Typical Voltage | 14.4V | |
| 1.5 | End of Charge Voltage | 16.8V | |
| 1.6 | Charge Current | 0.2C | |
| 1.7 | Charging time | 5-6 Hours | |
| 1.8 | Over-Charge Voltage Protection cell | 4.25V | |
| 1.9 | Max continuous charge current | 2.6A | |
| 2.0 | Maximum Continuous Discharging Current | 2.6A | |
| 2.1 | Over-discharge Voltage Protection cell | 2.5V | |
| 2.2 | Over-Current Discharge Protection | 6A | |
| 2.3 | Short circuit protection | With protection | |
| 2.4 | Dimension | 148.5*41*24mm | |
| 2.5 | Operation Temperature Range | Charge 0~55 C, Discharge -10~60 C |