This garage door remote control is a replacement part, not an original part. We recommend that you check the compatibility list for the following devices before purchasing. Compatibility: Our remote control is only compatible with for Sommer loq2, for Pearl, for Slider+, for Pearl , for Slider , for Pearl Twin, for Pearl Twin+, for Pearl Status, TX40-868-4, Compatible with TX55-868-4, TRX55-8684-4, 4018V000, 4019V000, 4019V000, 4018V000, 4018V000, 4018V0V064, S10019-00001, S10779-00001 Remote Control FM Frequency 868.8MHz - 128-bit encoding Range: . 50-140 metres (depending on external conditions) Easy to use - Comes with instructions, easy to use. and easy to carry, also can be hung on a backpack for decoration. CUSTOMER SERVICE - If you have any questions about our remote control, please contact us. We solve the problem . 868MHz Remote Control Garage Door, 2 Channels Remote Control Compatible with Summer Loq2, for 4018V000 4/4015862001900/S10019-00001 Remote Control, Pack of 3 Color: Black Material: plastic Package Contents: 3 x 868MHz Garage Door 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.