This 820CB garage door safety sensor is a replacement kit. Fit for ALL LiftMaster, Chamberlain and Sears Craftsman garage door opener operators ( 1997-Current) with the Safety Sensor option. 820CB is a new version garage door safety sensor can replace your 41A5034 (also known as: 2610459 012381050345 and 041A5034), G801CB-P 801CB. Kit includes safety sensors (a pair), bracket, wires, screws, connectors and installation Instructions. 820CB garage opener Safety Sensor (infrared eye) replacement for ALL 1997-current operators with the Safety Sensor option (with the Security+ system recognizable by the AMBER LED light). Compatible with Chamberlian models: 1265, 2210, 2220, 2265, 2265-267, 2280, 2500, 2580, PD210, PD212, PD420, PD420-2, PD460, PD610, PD612, PD612K and more. Compatible with LiftMaster models 8587, 8557, 8550, 8500, 8360, 8355, 3800, 3595, 3585, 3240, 3270, 3255, 1356, 1355, 3265-267. Not all models listed. Compatible with ALL fail safe units (equipped with infrared eye beam) from LiftMaster, Chamberlain, Craftsman, Sears, Master Mechanic and Wayne Dalton. manufacturer replacement part also known as: 2610459 012381050345 and 041A5034 Colour:black Material:Metal Package Contents: 1 set x craftsman garage door sensor 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.