battery 18650 rechargeable 3.7v

Cylindrical Li-Ion battery, No memory effect and longer storage life than NiMH Batteries, Lighter weight and higher energy density than any other rechargeable battery-Ion 18650 Cylindrical rechargeable batteries 3.7V 2200mAh high capacity High energy density Lower weight than other rechargeable batteries Battery tested based on International Electro technical Commission (IEC) Standard to ensure capacity, quality, and life time . Applications Lighting or other device needs 3.7V power Building portable power device that needs high energy density and low weight For laptops, Lithium powered Flashlights, Lasers, Microcontroller Projects,Robots,Mp3 players, Mobile phones, Power Banks and other portable power devices. Product Specifications

Product description:

Model: HG2

Rated capacity: 2200mAh (2500~3000mAh)

Nominal voltage: 3.7V

Maximum charging voltage: 4.25V

Cutoff voltage: 2.0V

Weight: 45 +/- 1.5 g

Diameter: 18.35 +0.15 / -0.20mm

Length: 65.00 +/- 0.2mm

Other notes:

Do not over discharge / overcharge

Charge the empty battery as soon as possible (static voltage ~ 3.6V).

Leaving a lithium-ion battery in a discharged state can cause irreversible damage (capacity/cycle loss)

Do not short circuit (will generate a huge current)

Don’t throw it in the fire