Xinling Electrical Co., Ltd. China  

Product Name: Microcomputer Time Controller with 16 Programmable Groups(HHQ4-A) Model NO.: HHQ4-A Working Power: AC220V 50Hz Timing Error: Less Than or Equal to 0.5 or Minus 0.5s/Day Contact Capacity: 20A AC250V(Resistance) Dimension: 120*72*48mm Programmable number: 16 groups of switch programming per day (with keyb Installation mode : Device type,Guide rail type ,Wall type