18650 batteri genopladeligt batteri 3,7V 18650 9900mAh Kapacitet Li-ion genopladeligt batteri til lommelygte lommelygte Udskift batteri+oplader

features: 100% brand new, of high quality! Discharge rate, no memory effect Low repetitive operating current, short circuit, and overcurrent protection Safety and Environmental Protection Please store in a dry and cool place Specifications: Capacity:9900mAh Voltage: 3.7V Chemistry: Lithium ion Size: 65 millimeters (length) x 18 millimeters (diameter).(Note: Manual measurement may have certain errors) The packaging includes: 3.7V 18650 9900mAh lithium-ion rechargeable battery Note: According to different situations, battery capacity can be divided into actual capacity, theoretical capacity, also known as rated capacity. Battery capacity refers to the storage capacity of a battery. The unit is "mAh", 1Ah=1000mAh, so there are some differences between the rated capacity and actual capacity of lithium-ion batteries. This is normal and reasonable.