The garage door opener is convenient and practical, with excellent texture, and serve you for a long time without being easily damaged. The craftsmanship serve you well without breaking easily. This is a very practical garage door opener. Features -Color: As shown -Material: ABS, electronic components -Size: 6.20X3.00X1.30cm/2.44X1.18X0.51in Working voltage: DC12V Working : <=12mA Operating frequency: Transmit power: >=10mW Launching distance: 100 meters (open) Frequency deviation: ±0.2MHz Transmission rate: 50--60KHZ - Features: One-to- copy. Each key password is saved separately. It be used times in a row. strong privacy. - This product is a wireless remote control, electroplating decorative sheet, elegant and beautiful appearance. - Scientific internal circuit design, using patch components, sound meter resonator frequency stabilization, with high stability, low power consumption and other characteristics. - Lightweight design, no pressure to carry, easy to use and easy to operate. - Every detail is carefully crafted, experience the high durability and practicality. Package list: 1 x garage door opener