The Wismec Reuleaux RX300 is a quad 18650 battery powered mod from the Reuleaux RX series by JayBo. The RX300 packs a remarkable 300W maximum power. The RX300 has soft contours to make its easy to handle chassis more durable and a comfortable. It is the first Wismec product to use four high amperage 18650 batteries, which gives the RX300 an unprecedented long battery life. The RX300 has an atomizer resistance range of 0.1 to 3.5 ohms and a 50A maximum output current rating. It can handle almost any atomizer requirement out there. The RX300 has on-board temperature control capability that has Ni200 Nickel, Titanium, Stainless Steel and TCR modes available. The RX300's batteries can be quickly loaded in by utilizing the magnetized bottom locking battery bay door and the weight and position of the batteries keep the RX300 well balanced. It has an 0.96 inch OLED display that is vibrant and vertically orientated in order to display individual battery levels. The RX300 mod comes either in a leather panel trim or a true carbon fiber trim. The Wismec Reuleaux RX300 is the next generation of quad battery comprehensive temperature control.