Wide Compatibility: This replacement garage door opener is designed to work seamlessly with a variety of handheld transmitters including models HSE4-868-BS, HSE2-868-BS, HS5-868-BS, and more. Please check that your model is included in the compatibility list.Specific Frequency Operation: Operates on a frequency of 868MHz and features a blue LED light indicator and four channels. It is important to match the frequency as it is not compatible with other frequencies, even if the remotes look similar.Non-Original, Effective Replacement: Although this garage door opener is a replacement and not an original product, it offers reliable performance and durability, ensuring your garage door operates smoothly.Important Compatibility Note: Before purchasing, verify that your old remote control is specifically listed in the compatible models. This product is designed for 868MHz with rolling codes (blue LEDs) and will not work with fixed codes (red LEDs).Dual Programming Options: This garage door opener can be programmed either by copying the code from a remote control or directly via the receiver, providing flexibility in installation and ensuring ease of use.Color: BlackMaterial: plasticPackage contents:2 x garage door openerOnly 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.