With its automatic power-off functionality, this aquarium timer switch cable is ideal for users seeking convenience and efficiency. It enables precise control over lighting durations, supporting the natural rhythms of aquatic ecosystems. The cable is versatile and compatible with multiple devices, making it a practical addition to any aquarium setup. Features -Color:Black -Material:Plastic -Size:40.00X3.50X2.80cm/15.72X1.38X1.10in -Accurate power-off timing: easily set any desired power-off time in 24 hours to ensure the safety of your devices and prevent unnecessary power consumption -Universal usb design: the usb interface is compatible with a wide range of devices, making it ideal for use in fish tanks, aquariums, and other timed control settings -Simple and convenient: features a userfriendly interface with no complicated settings, allowing for easy one-button operation to achieve auto timing -Energy conservation: effectively reduces energy waste by precisely controlling the operating time of your devices, ideal for households and workplaces -Longterm stability: ensures stable and performance over extended periods, reducing the need for maintenance and suitable for various indoor automation needs Package list: 4 x timer switch