USB Timer Switch Cable with Digital Display, Adjustable Countdown Power Control 5V 2A for Fan Lamp Aquarium

Compact USB power controller with digital timer display Key benefits Portable and easy to use: small lightweight design makes it convenient to carry and position near devices or aquariums. Clear timing feedback: builtin digital display shows time progress in real time so you can monitor runtime at a glance. Stable poweronly output: supports 5V 2A and is plug and play. The cable is poweronly with no data transmission function, which helps maintain stable conversion efficiency. Long reach: total cable length 140 cm provides flexible placement without needing extra extension cords. Features and specifications Function: powers USB devices with an integrated timer display for monitoring elapsed or remaining time. Compatibility: suitable for USB fans, blowers, USB water pumps, USB lights, aquarium equipment, and other USBpowered devices. Note that the cable does not support data transfer. Size and portability: compact form factor designed for easy transport and spacesaving use. Performance: rated for 5V 2A output, ready to use with standard USB power sources. Practical use scenarios Desk cooling: plug a USB fan into the controller to run timed cooling sessions while working or studying, with the display showing remaining run time. Aquarium maintenance: power a small USB water pump or LED aquarium light on a timed schedule to automate circulation and lighting for fish tanks. Portable lighting or inflators: use with USB lights or blowers that require a 5V 2A supply when you need timed operation away from fixed outlets. Why this product solves common problems Eliminates the need for manual switching by giving clear, realtime timing information. Keeps setup simple with plug and play operation and a single long cable for flexible placement. Focuses on reliable power delivery by excluding data lines, reducing variability from data transfer circuitry. Contents and usage notes Poweronly USB cable with integrated digital timer and a total length of 140 cm. Supports 5V 2A input. No data transmission capability, use only for powering compatible USB devices.