Cixi Chenhe Electrical Appliance Co., Ltd. has developed a new computer board with water leakage alarm system according to the actual operation needs of customers. When there is leakage in the joint or shell, the detection probe detects a leakage signal. The machine automatically cuts off power, stops the machine, alarms the system, reminds the user to check and repair. After the machine is repaired, wipe the probe, the system automatically resets! This control device has applied for national patent. ,