The size is about 12x7x6cm and the weight is about 150g. There is no built-in battery. If you want to use the pneumatic function of this controller, please bring your own AC12V power supply with a power of more than 12W. If you do not use the pneumatic function, the AC9V power supply sold in this store do. Dear friends, please pay attention! Integrated temperature, fan, pneumatic control integrated control, no external power supply high current driver chip, directly drive DC12V solenoid valve, fan no longer needs external power supply. A of color screen pneumatic personalization, -D0 point report small controller. The large-size color screen displays clear display and the interface is generous. Use a large color screen as the display interface to make your machine more advanced., Weight: 0.32407952514 Pounds, Manufacturer: Ehwisbe