24H Automatic Shutdown Timer – Digital USB Countdown Switch Cable with Adjustable Knob for Home, Office & Devices

Take control of your powered devices and enjoy greater convenience without constantly watching the clock. This portable USB countdown timer lets you schedule automatic power shutoff for up to 24 hours using simple hour and minute adjustments. An easy-to-read digital display shows countdown progress, while the rotary knob makes settings quick and intuitive. Designed with USB male and female connectors, this automatic shutdown timer offers convenient plug-and-play operation at 5V. Its compact design makes timed power management easy at home, in the office, or while traveling.

Key Features
• Set a countdown for up to 24 hours with adjustable hour and minute controls for flexible scheduling.
• Digital display provides a clear view of timer progress so you can quickly check the remaining time.
• Simple rotary knob lets you switch between hours and minutes, adjust values, and control power easily.
• USB input and output connections provide convenient plug-and-play operation for compatible 5V devices.

Why Choose Our 24H Automatic Shutdown Timer?
Unlike basic USB cables that continuously supply power, this timer adds convenient countdown control without requiring complicated programming. Its digital display, rotary adjustment, and compact construction provide an easy-to-use solution for managing compatible USB-powered devices.

Perfect For
Ideal for home and office users who want convenient timed control of compatible USB-powered equipment. It is useful for desks, workspaces, bedrooms, travel setups, and everyday situations where automatic power shutoff can simplify device management.

How to Use
• Press the knob once to switch between hour and minute settings.
• Rotate the knob to adjust the desired countdown value.
• After setting the time, wait 5sec until the ":" symbol flashes and the countdown begins.
• Press and hold the knob for 3sec to power off.

Product Specifications
• Material: Plastic
• Interface: USB male / female connector
• Voltage: 5V
• Maximum Time: 24h
• Hour Adjustment: 1h increments
• Minute Adjustment: 5min increments

Enjoy convenient control over when your compatible USB devices switch off without repeatedly checking the time. Add the 24H Automatic Shutdown Timer to your home, office, or travel setup for simple and adjustable timed power management.