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 if your model is on 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 during installation and ensuring ease of use. Color: Black Material: Plastic Package contents: 2 x Garage door opener Above package content only, other products are not included. Note: Light reflection and different monitors may cause the color of the item in the picture to differ slightly from the real thing. The allowed measurement error is +/- 1-3 cm.