Providing the ultimate in runtime, Kill Light TRU-MAX-Deluxe 21700 5000mAh Rechargeable Batteries provide 5000 milliamp hours of night crushing power per battery. Get up to 4 times the runtime from a single charge. The perfect upgrade to your Kill Light 3 Color Head Lamp!
NOTE: Currently, Kill Light Deluxe 21700 batteries are only compatible with our New 3 Color Head Lamp and GEN2 Single Color Head Lamps. This battery is not compatible with any of our flashlight products at this time.
WARNING: All lithium batteries are a fire hazzard and should not be left unattended while charging. Lithium batteries should be stored in a cool, dry place out of reach of children and in a manner that avoids battery to battery or battery to metal contact. It is best to store lithium ion batteries fully charged to prolong the life of the battery.
