Specification: Size: 52.5mm x 25mm x 78.5mm Battery Capacity: Built-in 5000mAh Output Wattage: 1-80W Output Voltage: 1-9V Charging: 5V/2A(USB-C) Screen: 0.96\"color display Package Contents: 1 x iStick Power 2 Mod 1 x USB Type-C Cable 2 x User Manual 1 x Warranty Card The Eleaf iStick Power 2 mod is a 80W device powered by a huge 5000mAh internal battery. This impressive device boasts versatility and intelligence, with a range of vaping modes and features that allow you to control how you vape. The iStick Power 2 offers a choice of 3 different modes to choose from depending on your preferred vaping style and experience level. The Power mode function allows you to select and vary your output, whilst Voltage and Smart modes automatically detect the resistance of the coil used and suggest the best power output. This helps protect the coil by using the ideal wattage and provides you with a great vape without needing to put guesswork into the settings.