Worlds First Now with Minimum 1 second interval in weekly mode + Countdown programTaiwanese Excellence – NEW PRO Series Worlds most Proven Time Switch - TM619SH-2 4 pin is the pinnacle choice in precision electronic programmable timer - Made with taiwanese pcb technology & manufacturing process this unit is undisputed since almost 4 decades .Widely used wolrd wide Exclusively Ships the time switch with X2 power circuit which can handle Wide Voltage , Surge & Inrush Currents Ideal for Indian Power supply Conditions . Configuration : 4 pins | Load Capacity : Max 30 amps (lighting/general load) or  16 amps (motor/heating load) | Voltage : 220-240 V AC | Frequency : 50 hz Microprocessor controlled accurate to the minute | 28 On/Off weekly programs | NewCountdown Program ( minimum interval 1 second ) | Day Selection & Exclusion | LCD Display & Power indicator This timer finds its application in School bell ,Lighting , Home Automation , Signage, Hydroponics , Irrigation , signalling , Countdown , Motor controls , Pump & Valve controls etc Package Contains 1 unit time switch , 1 User manual , 4 Insulated Connecting thimbles