The Kizoku Oaker MTL Kit is consist of OAKER 25W 1100mAh 19mm Battery and Kizoku Shima 18mm MTL Tank KIZOKU OAKER 25W tube mod with Shima MTL Tank Kit is a stylish and compact tube appearance for MTL flavor. The USB Type-C input , recharging takes place in less than about an hour. Specifications OAKER 19mm Battery: Diameter 19mm Height 80mm Wattage range 5 – 25W Output voltage 3 – 3.8V Input voltage/current 5V/1A Battery Built in 1100mah Charging port USB type C KIZOKU Shima 18mm MTL tank: Diameter 18mm Height 51mm Capacity 2ml (TPD) / 3ml (standard) Connection 510 thread Mouthpiece 510 drip tip Material Stainless steel, poly carbon and glass Dual-use system supporting both DIY coils and pre-made coil. This tank works with Aspire Nautilus coils Quick Link to the kit >> https://www.3fvape.com/mod-kit/50081-kizoku-oaker-kit.html