Specifications

• Li-Ion Size: 2 x 18650 cells (cylindrical)
• Capacity: 5200 mAh
• Chemistry: Lithium Ion 
• Cell Type: 2600mAh (ICR18650 B4)
• Working Voltage: 3.7V
• Cut Off Voltage: 4.2V
• Discharge Cut Off: 2.75V
• Protection: PCB - 8 Amp (Protects from Overcharge, Overdischarge, Over Drain and Short Circuits)
• Protection: Polyswitch - 4.2 amp (Limits Max Discharge and Protect wrong Polarity)
• Max Charging Current: 5 Amp
• Max Discharging Current: 7 Amp (Limited by Polyswitch)

Dimensions and Weight

• Length: 65 mm (2.6")
• Width: 37 mm (1.46")
• Thickness: 18 mm (0.71")
• Weight: 6 oz

Features

• No memory effect
• Longer storage life then NiMH Batteries
• Light weight and higher energy density than any rechargeable battery
• Installed PCB (8 Amp) will prevent the battery pack from over charge (> 4.2V), over discharge(< 2.5 V), Overdrain (> 8.0Amp) and Short Circuits. It helps protect battery chemistry integrity and prolongs battery life.
• 7Amp polyswitch installed to limit max. discharging current at 7 A and to protect wrong polarity.
• The battery module is wrap by PVC shrink and with 18 G wire leads
• UN38.3 Passed for safe transport