Parts & Accessories

Designed to be compact and lightweight, the 2-Cell Battery is ideally suited on your helmet or head strap at just 122g. All batteries come with an on board coefficient thermistor to detect high temperatures. As a safety feature the power is shut off if temperatures ever get too high. The battery pack is built with the highest grade lithium-ion battery cells produced by Samsung. COMPLETELY WEATHERPROOF! Sealed within its hard-case shell, the circuitry and cells are protected from the harsh elements. The 2-Cell Battery is 100% protected from water ingress and is completely weatherproof. Rain or shine, this battery will give you the power you need.

A sealed hard-case high-capacity battery that keeps your light working for 4+ hours with an overcharge protection. All batteries come with an on board coefficient thermistor to detect high temperatures. As a safety feature the power is shut off if temperatures ever get too high. The battery pack is built with the highest grade lithium-ion battery cells produced by Samsung. Use the Velcro case to attach this battery to your frame or handlebars. COMPLETELY WEATHERPROOF! Sealed within its hard-case shell, the circuitry and cells are protected from the harsh elements. The 4-Cell Battery is 100% protected from water ingress and is completely weatherproof. Rain or shine, this battery will give you the power you need.

Mount your Gemini Light to your helmet to shine where you need it the most. Use the velcro straps to easily secure the mount to your helmet. Compatible with 2020 models and newer for the following Gemini Lights: Duo 2200 Multisport Compatible with 2016 to 2019 models for the following Gemini Lights: Xera Flashlight 950 Lumens (flashlight mount adapter required) Xera 950 Lumens Duo 1500 Lumens Olympia 2100 Lumens

More length. More Options. The Extension Cable extends your connection by 70cm. Place your battery pack in a variety of places. Whether it be in your backpack, on your bike frame or seat post, the Extension Cable gives you the length you need.