Buttons : (4 Buttons) Frequency : 868MHz 868.3MHz 868.35MHz Code:Rolling Code Battery:(Include Battery) Compatible Models:for HORMANN HSP 4 BS for HORMANN HSD 2 BS for HORMANN HSS 4 BS for HORMANN HSP4-868-BS for HORMANN HSD2-868-BS for HORMANN HSS4-868-BS for HORMANN HS 1 BS / HS 4 BS / HS 5 BS for HORMANN HSE 1 BS / HSE 2 BS / HSE 4 BS for HORMANN HS1-868-BS / HS4-868-BS / HS5-868-BS for HORMANN HSE1-868-BS / HSE2-868-BS / HSE4-868-BS Note: Please make sure your remote control is on the compatible list. You can see the model number on the back of your remote control. Colour:Photo Color Material:plastic Package Contents: 2 x Garage Door Openers 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.