upgrade design key chain 2-button remote compatible with for Direct Drive Blue and for Synoris. Perfect for your key ring 310 MHz Radio Frequency for SOMMER Synoris 550 Model 1043V000. for SOMMER Synoris 800 Model 1053V000, for Direct Drive 800 Model 1052V003. 310 MHz Receiver In Housing Model 4798V000 For Direct Drive 550 Model 1042V001. for Direct Drive 550 Model 1042V002. for Direct Drive 550 Model 1042V003. for Direct Drive 550 Model 1042V004, for Direct Drive 800 Model 1052V000. for Direct Drive 800 Model 1052V002 Color: As Shown Material: plastic Package Contents: 2 * 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.