Aspire Zelos X Mod is powered by single 18650 battery (not included) and can work with any 510 atomizer tanks with 510 connector design. Powered by ASP chipset, Aspire Zelos X 80W Mod has multiple output modes: WATT (1-80W output wattage range), VOLTAGE (0.5~8.4V output voltage range), BYPASS (0.1~3.5ohm supported resistance), TC (200~600'F / 100~315'C), CPS (P1, P2, P3, P4, P6). There is the improved UI (0.96 inch TFT color screen) to bring you easy customization features. Features of Aspire Zelos X: 510 threading connection Battery: External single 18650 battery (not included) Output Modes: WATT / VOLTAGE / BYPASS / TC / CPS Output Wattage Range: 1~80W Output Voltage Range: 0.5~8.4V Adjustable Temperature Range: 200~600'F / 100~315'C Supported Resistance: 0.1~3.5ohm Continuous Fire Time: 10s Display: 0.96 inch TFT color screen Charging Type: Type-C charging Compact and ergonomic design Precise wattage settings Work with 18650 battery with 80W power Smart ASP Chipset supporting multiple modes: Watt / Voltage / Bypass / TC / CPS Improved UI for easy customization features ASP chipset with various protections: Vaping Over-time / Over-discharge / Overcharge / Short Circuit / Overheat / Low Voltage Protection Aspire Zelos Nano Mod is small to hold and smart to use. Made by premium aluminum alloy body, Aspire Zelos Nano not only features an outstanding final appearance but also an exceptionally pleasant hand feel. Zelos Nano Mod is powered by a built-in 1600mAh battery to bring you the whole day vaping. With the auto wattage detection mode, it can determine the optimal output wattage based on the coil's resistance, and each resistance comes with three wattage level settings: Low, Mid, or High. In addition, Aspire Zelos Nano Mod adopts the ASP chipset to ensure the safety of all vapor.