Easy to install; Compatible with all Genie(TM) residential openers that use a Safe-T-Beam(R) sensor system on any door size; Diagnostic lights on top of beams help ensure proper operation; Durable rounded design for reliable performance & helps prevent accidentally knocking them out of alignment; Equivalent to Model 37220R; Includes mounting brackets & hardware; does not include bell wire
Warranty: One Year
Country of Origin: China