USB 5V Adjustable Timer PowerOff Control Cable – 40cm Length Key Features and Benefits: Supports 5V 2A power for reliable performance and stable operation. Simple plugandplay design for quick and hassle setup. Cable length of 40cm, ideal for neat and compact installations. Poweronly function with no data transmission for added safety in certain applications. Adjustable countdown timer ranging from 5 minutes to 24 hours and 55 minutes to suit various usage needs. Automatic poweroff switching helps protect devices and improve energy efficiency. Builtin digital display for clear, realtime view of remaining time, making operation straightforward and intuitive. Compatibility: Suitable for powering USB devices such as fans, blowers, water pumps, LED lights, small aquarium equipment, and more. Works with devices that require 5V USB power without data transfer capabilities. Practical Applications: 1. Keep a USB desk fan running for a set period to avoid unnecessary power usage when you step away from your workspace. 2. Schedule an aquarium light to turn off after a programmed interval to maintain a consistent daynight cycle for aquatic life. 3. Operate a small USB water pump for a specific duration to manage circulation without continuous power consumption. Specifications: Input/Output Voltage: 5V Max Current: 2A Cable Length: 40cm Timer Range: 5 minutes to 24 hours and 55 minutes Display: Digital screen with clear time progress indication Function: Timed poweroff control only, no data transmission This timer control cable offers a straightforward way to schedule power usage for compatible USBpowered devices, helping you improve efficiency, protect equipment, and avoid overuse.