When your remote control is lost, you can buy our remote control and pair it with your receiver, after the remote control is programmed successfully, you will get a new remote control. Please note: Your current remote must look the same as the remote in the main image with either coloured or all blue buttons Access to receiver required. Please make sure you got access to your receiver/opener before purchase. Type of programming:Programming with the receiver. Frequency:433MHz Code:Rolling Code Buttons:4 For NOVA Garage Door Remote Control 433MHz Rolling Code Compatible Models: D2 Turbo (Sliding) D5 (Sliding) - must use remote with blue buttons not green D5 Evo (Sliding) D10 (Sliding) D10 Turbo (Sliding) A10 (Sliding) R3 (Rotary Arm) R5 (Rotary Arm) Vantage 400 (Swing) Vantage 500 (Swing) Vector 400 (Swing) Vector 500 (Swing) Vert-X 300 (Swing) Note: Installation guide not included, we strongly recommend you seek professional installation. Please check as much as possible to make sure the item is what you need. Tips:The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use. Colour:As Shown Material:Plastic Package Contents: 3 * Electric Remote Control 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.