Experience the customization and control offered by the MR50! This battery from Atmos is the ideal accessory for concentrate connoisseurs. The MR50 features a motherboard, letting you tweak options to ensure each concentrate experience is optimized to your liking. Customizable settings for wattage (ranging from 7-50 watts) and voltage (2-8 volts) allows for ultimate control over your concentrate experience. Featuring a 1600mAh capacity, and made with stainless steel, Atmos has designed this battery to last all day, and endure a rugged lifestyle! This product will require an atomizer, or cartridge to vaporize.