Rechargeable battery 18650 Li-ion | Circuit Protection
Rechargeable battery 18650 Li-ion (Fenix AB-L183500) with a protection circuit in the anode to help prevent short circuits, overcharge/ discharge and over heating. The protection circuit is built in the anode with a steel hat by riveting process. Covered with steel shell and eliminate potential risk of short circuit caused by collision and impact.
Unprotected batteries do not have this electronic circuit in the cell packaging therefore are much lower in price.
Recommended light: Flashlights, headlamps, bike lights and camp lanterns
Recommended Charger: Fenix ARE-CI | ARE-C | ARE-X1