Welcome to our store! User Manual: Plug in the outlet, press "SET" once for a 1-hour countdown; the corresponding LED indicator will light up. Press SET again to set 2 hours, then press to set 4 hours, 6 hours, 8 hours, and 10 hours. After setting 10 hours, press SET again, and the timer will reset to 1 hour. Features: 1. Made of durable ABS material. 2. Automatically shuts off your device according to your set schedule, saving energy. 3. Settable 1-10 hour countdown timer for power off. 4. Six different countdown timers can be programmed. 5. Suitable for computers, kitchen appliances, coffee makers, indoor lighting, mobile phone chargers, lamps and seasonal decorations, table lamps and desk lamps, festival lighting, and fans, etc. 6. The countdown timer can automate various electronic devices. Specifications: Material: ABS Standard: US, VDE, BS, SAA (optional) Voltage: 230V/50Hz Operating Temperature: -10 - 40 ℃ Size: Approx. 10.8 * 5.3 * 6.7 cm / 4.3 * 2.1 * 2.6 inches Package Includes: 1 x Timer Outlet 1 x Instruction Manual If you receive your item and discover any product issues, such as damage or incorrect quantity, please contact us immediately. We will do our best to provide you with satisfactory customer service.