• Cylindrical Li-Ion Battery
• Longer storage life than NiMH battery
• Light weight and higher energy density than any other rechargeable battery. 
It has a 1200mAh High Capacity, High Energy Density, and Low weight compared to other rechargeable batteries Battery based on International Electro-Technical Commission (IEC) standard Testing to ensure capacity, quality, and lifespan.
 Specifications
• Nominal Voltage: 3.7V
• Max Charge Voltage: 4.2V
• Rechargeable: Yes
• Capacity: 1200 mAh