Replacement for Handheld Transmitters HSM4-868, HSE2-868, HS4-868, HS2-868. NOT COMPATIBLE with BS series transmitters such as HSE4-868-BS, HSE2-868-BS, HS4-868-BS. Compatible with BLUE BUTTONS 868.3MHz handheld remotes only. Not compatible with GRAY or GREEN buttons remote controls. This is a replacement remote control that functions the same as your original remote control. The garage door opener has 4 buttons to control 4 garage doors. Color: Gray Material: ABS Compatible with 868MHz Blue Button Remote Controls: HS4-868 HSM2-868 HSM4-868 HS1-868 HS2-868 HSE2-868 HSZ1-868 HSZ2-868 HSP4-868 HSP4-C 868 HSD2-A 868 HSD2-C 868 It is only compatible with Blue Button 868MHz and is not a replacement for Yellow Button 433MHz, Grey Button 40MHz, Green Button 27MHz and 26MHz, or Black Button BiSecur models of garage remotes. Not compatible with BiSecur Series handheld transmitters. It has a transmission range of 50150 meters in open areas. Package Contents: 2 x 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 to be slightly different from the real thing. Measurement allowed error is +/- 13 cm.