Features: USB 5V adjustable timer power-off switching control cable, countdown timer for 5 minutes to 24 hours and 55 minutes, timer power-off switching wire. Equipped with digital display screen, time progress can be viewed in real-time, making it more intuitived. Supports 5V2A, plug and play, with a total cable length of 140cm, not support data transmission function. Small in size design, easy to carry and use. Suitable for USB fan, blowers, USB water pumps, USB lights, fish tanks, data cable and more. Specifications: Material: Plastic Color: black Middle Part Size: approx. 7x2.7x1.6cm/2.76x1.06x0.63inch Double Side Cable Length: approx. 70cm/27.56inch Interfaces: USB Male Female Interfaces Voltages: 5V Hour threshold: 1hr Minutes threshold: 5mins Note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution. Package includes: 1 Piece USB Countdown Switching Control Cable Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!