... is 8000pcs 3,With professional prodcution tesm SMWMT101 Microcomputer timer switchApplicationThis product can automatically switch on and switch off ... according to fixed time. It is widely applied to programmable control of electric cooker, booster, lamp, water heater, sprayer, ... equipment etc. Technical data1.Working power: AC 230V, 50Hz2. Control range: 1m~168h3. Error: ≤2s/day4. Contact capacity: ...