The new 'mini' Dime 5th Generation battery features a 510 thread 400mAh battery and an industry-leading battery technology that provides enough power to last all day all week or even all month for light users. New temperature-adjustable features engineered to work in perfect unison with any Dime 1000mg tank. This battery is the ONLY battery we recommend for our 1000mg tanks.Longest lasting 4.2v high capacity batteryThe most powerful and reliable battery in the industryUniversal with all 510 thread cartridgesTurbo chip offers a custom heating curve and instantly heats up between 425°f to 480°fProprietary smart chip for flavor preservation and to prevent over burning2 click preheat option3 voltage settingsRechargeable: USB-C chargerIncludes a carrying case for device safety and cleanliness