HIGH COMPATIBILITY: This universal garage door remote control is suitable for various models, including for MINI- Design, for MINI-NOVOTRON 524 Design, 522, NOVOTRON 502 MAX43-2, 504 MAX43-4, and NOVOTRON 512 MIX 43- 2. EASY TO USE AND INSTALL: The remote control uses 433.92MHz frequency and provides two programmable buttons for easy opening and closing of garage doors. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Black & White Material:Plastic Package Contents: 2 * Garage Door Opener Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. 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!