Fangrui Product Details Working Principle: Set The Time Of The Machine/product In Advance, Mechanically Driven; The Battery Inside The Machine Can Work Continuously For 80-100 Hours Under Power Failure; The Product Is A 24-hour Time Switch, The Minimum Time Set Is 15 Minutes; The Clock On The Machine Faceplate Indicates The Start Of The Set Time Mode; The I Graphic On The Machine Panel Indicates The Lock Setting. : Mechanical Model Number: Sul180a Usage: Timer Switch Type: Mini Power Supply: Ac110v / Ac220v Power Frequency: 45-60hz Power Consumption: 1w Drive Mode: Quartz Motor Contact Capacity: Resistor 16a Incandescent 10a Reactance (cosdiameter = 0.7) 12a Motor (cosdiameter = 0.7) 110vac 750w, 220vac 1500w Minimum Setting Time: 15 Minutes. Action: Standard 96 Action Circuit Output: 1 Circuit Normally Open Cycle Time: 24 Hours Power Failure Compensation: 72 Hours (built-in Battery) Ambient Temperature: -10 ~ + 50 Degree (no Freezing) Storage Temperature: -25 ~ +55 Degree (no Freezing) Ambient Humidity: Or Less Applicatio