1、Mechanical Timer: This timer allows for 24 hour control and has 300 hour power failure compensation in the event of a power failure. 2、Clock Type: This timer is a direct reading clock type with a minute adjustment knob for easier and more accurate determination and confirmation of the current time. 3、Automatic Switch: This timer can be switched on and off between preset and manual operations very quickly and easily. 4、PC Housing: The housing of this mechanical timer is made of PC flame retardant material, making it safer to use electricity. 5、Wide Application: This timer makes it easy to set the time for baking in the kitchen at home, but can also be used in scenarios such as shopping malls and supermarkets. 1 x Mechanical Time Control Switch1 x Battery Item Type: Mechanical Time Control SwitchMaterial: PCBattery: 1 x 15110 80mAh 2.4V Li polymer (built in)Operating Voltage: 100-240VAC 50hz/60HZDrive Mode: Quartz Motor TypeOutage Compensation: 300H (working temperature 20℃)Time Accuracy: Error 30s (working temperature 25℃)Action Time Accuracy: ±3min (not including initial time for adjustment error)Cycle Time: 24 hoursPower Consumption: 110VAC1W 220VAC2WContact Capacity: Resistive Load: (15A)Incandescent Load: 10AInduction Load (cos diameter= 0.7): 12AMotor Load (cos diameter= 0.7): AC110V.750W AC220V.1500WSetting Time: 15min Minimum Setting Unit: 15minMinimum Setting: 15minNumber of On Off Operations: 90 times/dayAmbient Working Temperature: -10℃-50℃Ambient Humidity: <80%