Check out the Yocan UNI Plus Vaporizer Mod, featuring a 900mAh battery, 2.2-4.2V, and 4 power levels for pure satisfaction from any 510 cartridges. Constructed from durable zinc-alloy, the chassis of the Yocan UNI Plus is resilient against light falls and drops. Preventing damage to any installed cartridges, the UNI Plus Mod maintains a safe environment for your 510 cartridges and can utilize a magnetic adapter to make swapping out cartridges easy.