Large-size base, solid body; split water bath design, easy to move and clean, more secure; 485 communication interface; in line with the artificial design of the operating handle, lifting and lowering simple and safe; maintenance-free stainless steel bath, double-layer protection, easy to clean, durable, display the set temperature and the actual temperature, overheating power failure protection; a wealth of expansion interfaces, easy to upgrade; rotary drive device with overcurrent protection.