Feature:1. Premium Material: Time switch is made of premium pc material, flame retardant shell is strong and not easy to deform, safe and reliable, can be used for a long time.2. Energy Saving: The power consumption of this mechanical time switch is only 5w, energy saving and environmentally friendly, very suitable for home, kitchen, etc.3. Multi Application: This timer switch is very suitable for automatic control of home power supply, advertising light boxes, street lights and more.4. Easy To Use: Mechanical time control switch is exquisitely made, lightweight, easy to install, use and clean, bringing you a great using experience.5. Convenient: You can easily check the time of use of electrical appliances, and that your use of electrical appliances is safer and more energy efficient.Specification:Item Type: Mechanical Time SwitchMaterial: PCProduct Size: Approx. 14.8 x 9.6 x 4.2cm / 5.8 x 3.8 x 1.7inVoltage: 100-240V ACPurpose: Energy Saving, Power Saving, Circuit Protection and Other FunctionsShips with Matching BatteryBattery Model: 1 x TB380N2457 BatteryBattery Capacity: 110mAhMinimum Timing: 15 Minutes.Package List:1 xMechanical Time Switch3 x Screws1 x TB380N2457 Battery 1 x Instruction Manual Note:Manual measurement, please allow 0.040.08in error.