Specifications:
Li-Ion Size: 3 x 18650 cells(cylindrical)
Capacity: 2600 mAh
Chemistry: Lithium Ion (Li-Ion)
Working Voltage: 11.1V
Charge Cut off voltage: 12.6 V
Discharge Cut off voltage: 8.25 V
Standard Charging Current: 2.5 Amp
Max Charging Current: 7 Amp
Standard Discharging Current: 4 Amp
Max Discharging Current: 7 Amp
Connector Type: Female 2POS .100 W/RAMP/RIB or Bare Leads

Dimensions and Weight:
Length: 69mm (2.72")
Width: 57mm (2.2")
Thickness:18mm (0.71")
Weight: 5.5 Oz

Features:
This light weight and high energy density battery pack has a higher capacity than most other rechargeable battery packs.
An installed IC chip prevents the battery pack from over charge and over discharge. It helps protect the battery chemistry integrity and prolongs battery life. Perfect for projects and devices that requires a 3.7V battery pack for power. The battery pack is wrap by PVC shrink with 18 G wire.