Golisi G30 18650 3000mAh 20A Lithium Li-Ion Rechargeable Battery (2pc) [DG]

These Golisi G30 18650 lithium-ion rechargeable batteries offer a nominal capacity of 3000mAh and a constant current of 20A. With a nominal voltage of 3.7V, they are reliable for various devices. The discharge cut-off voltage is 2.75V, and the charging cut-off voltage is 2.20 +/- 0.05V. They have an internal impedance of 30mOhm. The standard charging current is cc/cv <=2A. Measuring 18mm in diameter and 65mm in height, they weigh 65g net. They can cycle over 800 times. Charge them between 0°C - 45°C and discharge between -20°C - 60°C. Store at room temperature or below.

Using these Golisi G30 batteries is easy. First, make sure your device is turned off before inserting the batteries. When charging, use a compatible charger and ensure the charging current doesn't exceed 2A. Don't try to charge them in temperatures outside the 0°C - 45°C range, as it can damage the batteries. During discharging, keep the temperature between -20°C - 60°C. Store the batteries at room temperature or lower to maintain their performance. Avoid over - discharging the batteries, as it can reduce their lifespan. If you notice any swelling or abnormal behavior, stop using the batteries immediately and dispose of them properly.