MULTIPACK - 130 PIECES

ORIGINAL 21700 Li-ion samsung INR21700-40T battery (without protection),, capacity 4000mAh, high discharge current - 35A.

The sold battery does not have electronic protection against overcharging and deep discharge.

REMARK!
When using lithium batteries, they should be used together with PCB protection systems or BMS battery management systems, which  ensure the safety of their use - they protect the cells against overcharging, overheating, excessive discharge and short circuit, as well as have a positive effect on their service life.  

Remember that by purchasing a cell without protection, you accept the reservation contained in the regulations of point 6.7.

Precautions:

- high-quality chargers with charging cut-off at a voltage not higher than 4.2V should be used to charge the battery
- do not allow the battery to discharge below 2.5V
- do not discharge the battery with currents higher than those specified in the specification below
- do not charge the battery with currents higher than those specified in the specification below
- do not short-circuit the battery
- do not transfer with metal elements (risk of short circuit and burns)
- do not allow the battery to overheat above the temperatures provided by the manufacturer
- do not use batteries with damaged cover/foil
- do not use batteries with damaged or dented housing
- do not allow contact with water and other liquids
- do not solder plates or wires using a regular soldering iron