Gen 4 Battery Replacement Kit

Not Compatible with Gen 3 or Gen 4 Mini This kit is specifically designed for the Gen 4 model (not Gen 1, 2, 3, or Mini) and includes a double-tested battery and a 3D spanner ring tool. Important: Lithium-ion batteries have a shelf life of 2-4 years from the manufacture date, regardless of use. Avoid purchasing extra batteries as reserves.  Follow our step-by-step guide here for video and written instructions on replacing your Gen 4 battery.