Product Specifications This replacement garage door remote control operates on a frequency of 26.995 MHz. It is important to note that this is a nonaftermarket part. Please verify compatibility with your eisting system before purchasing. The remote controls compact and lightweight design makes it portable and versatile, suitable for attaching to key chains or backpacks. Working Voltage 12v Working Current less than or equal to 27mA for HORMANN 26.995 MHzHS1, HS2, HS4 26.995 MHzHSE2 26.995 MHzHSM2, HSM4 26.995 MHzHSP4, HSP4C 26.995 MHzHSD2A, HSD2C 26.995 MHzHSZ1, HSZ2 26.995 MHzColor Gray BlackMaterial PlasticPackage Contents 2 Garage Door Remote Control Only the above package contents, other products are not included. Note Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is 13cm.