Home Electronics: Programmable USB Timer Switch with Easy Installation

This USB countdown timer cable provides a simple power-off control for 5V devices, featuring an adjustable timer that can be set from five minutes to twenty-four hours and fifty-five minutes. The built-in digital display shows the remaining time in real time while the compact unit plugs directly into compatible electronics.1. Constructed from durable plastic with a black finish, the middle control module measures approximately 7 by 2.7 by 1.6 centimeters.2. The cable connects via a USB male to USB female interface, spans a total length of 140 centimeters with 70 centimeters on each side, and supports 5V 2A power delivery without data transmission capabilities.3. The timer function allows precise shutdown intervals ranging from a minimum of 5 minutes up to 24 hours and 55 minutes for scheduled operation.4. Designed for everyday use with low-voltage accessories, it operates effectively with USB fans, air blowers, water pumps, lighting setups, and small aquarium equipment.5. The purchase includes a single USB countdown switching control cable ready for immediate plug-and-play installation.