... 3. LCD & backlight display 4. CCC & CE certification ZYT02 DIGITAL and Electric Time SwitchZYT02 Timer SwitchI. Function and ApplicationThis ZYT series industrial ... fixed time. It is widely applied to programmable control of electric cooker, booster, lamp, water heater, sprayer, bottler, preheater, agriculture ... . Do not make it contaminate with oil or water. ZYT02 DIGITAL and Electric Time Switch