Fenix ARB-L21-5000 is a Premium Quality High Capacity 21700, 5000mAh Lithium – ion battery specifically designed for high intensity flashlight use and is the perfect companion for Fenix 21700 powered lights. This battery fits the HP25R & HP30R Headlamps

Fenix ARB-L21-5000 battery features:

• High capacity (5000mAh), great reliability and compact design
• 7.5A maximum output current
• 1A recommended charging current. 5A maximum
• Protection circuit built into positive terminal for outstanding damage resistance
• Triple overheat protection for safety and reliability
• Built-in overcharge and over discharge protection
• Unique structural design for better impact resistance
• Button top positive contact for greater versatility
• Dia 21.5mm, Length 76mm