Features: Automatically turns off all types of lights including LEDs, CFLs, fans, and heaters at preset times. Various preset options: 1-15 minutes, 1-30 minutes, 1-60 minutes, 1-120 minutes; simply turn the knob to set the countdown timer ing to your preference. Replaces standard wall light switches, fan switches, or spring-loaded timers for energy savings, convenience, and improved lighting and fan control. The built-in LED indicator light makes it easy to locate in the dark, ideal for bathrooms, closets, storage rooms, garages, laundry rooms, and spas. Mechanical timing control with knob design; rotate the knob to set the desired time using precision gear rotation mechanics. Specifications: Weight: 90g Size: 86x86mm / 3.39x3.39 inches Type: 60min / 120min Color: White / Gold / Gray Voltage: 220V Mounting Hole Distance: 60mm Package Includes: 1 x Timer Control Switch Note: 1. Please allow 1-2cm measurement deviation due to manual measurement. Ensure you are comfortable with this before ordering. 2. Due to differences in monitor displays, the actual color of the item may vary slightly from the images shown.