The Reuleaux RX300 is a newest mod of RX series. It is powered by four 18650 batteries and such large battery power will support 300w maximum output power to provide vape very long-time vaping. The mod features 0.96" OLED screen to display important parameters of device. This Carbon Fiber version has special and beautiful appearance. The mod also supports custom logo and preheat function. The fashionable colors and changeable stickers will make the mod more special. The upgradeable firmware function makes it popular and up-to-date. The newly introduced reverse charging adapter serves as a power bank, providing power to electronic equipment when necessary.