Fenix ARB-L21 battery (21700 5000 mAh 3.6 V)

Fenix ARB-L21-5000 V.2 is a high-current lithium-ion battery type 21700 with an impressive capacity 5000 mAh equipped with an advanced security system.

Reliability and efficiency

ARB-L21-5000 is currently the most capacious link to supply flashlights , ensuring much longer work and constant current efficiency.

Thanks to the advanced design and multi -level security, the manufacturer guarantees up to 500 charging cycles with up to 75% capacity.  This means that the cell can be discharged and charged daily over a period of 1.5 years-what clearly emphasizes its quality and performance. due to lack of memory effect , Fenix batteries can be topped up at any time, without negative interaction and vitality.

The steel body provides high mechanical strength and minimizes the risk of short circuit caused by falling or impact. The battery uses pressure ventilation holes responsible for gas excretion, which during an incidental short circuit can lead to disgust or explosion.

Advanced security

The manufacturer used the multi -level security system , which maximally extends life and provides the highest level of battery safety.

Safety systems:

• Protection against excessive discharge during use
• Protection against reloading during the charging process
• Protection It is recommended to use a charger with a current of 1 A, maximum 5 A. Maximum discharge current 7.5 a.