Battery material: lithium-ion battery

Battery Brand: Samsung

Battery Model: 18650

Battery Specifications: Diameter φ18 * Height 65 (mm)

Battery capacity: 2600MAH

Internal resistance: 45 milliohms below

Charge and discharge times: 1000 times

Battery voltage: standard voltage 3.7V after the full voltage of up to 4.2V when the voltage is 2.75V