The USB timer control cable features a user- interface that simplifies the process of setting up timed . Ideal for fish tanks, it helps maintain a consistent lighting schedule, promoting a healthy for aquatic plants and animals. Its compact design makes it easy to install and manage in various indoor settings. Features -Color:Black -Material:Plastic -Size:40.00X3.50X2.80cm/15.72X1.38X1.10in -24-hour adjustable timer: set -off times within a 24-hour period to ensure safe use of electrical devices and prevent overuse -Versatile usb compatibility: designed with a usb interface, it is compatible with multiple devices, making it ideal for fish tanks, aquariums, and other timed control applications -Userfriendly operation: simple to adjust with an intuitive interface, requiring no complex setup, allowing for auto timing with just one button -Energy efficient: by accurately controlling the operating time of devices, it helps reduce energy waste, ideal for homes and offices -High performance: provides stable and operation over long periods, minimizing maintenance needs and suitable for various indoor automation requirements Package list: 1 x timer switch