Wismec Reuleaxu RX GEN3 Dual is powered by dual 18650 batteries and can be reached to 230W output power. Compared with other RX series mods, the GEN3 Dual is smaller, lighter and more ergonomic. It supports upgradeable firmware with timeout settings. The mod features 1.3 inch OLED screen which can display important parameters of device. It also comes with 2A quick charge and battery balance charge system. Coming the upgradeable firmware, you can set the timeout duration as you like.