LIFTMASTER model 825LM MyQ remote light control accessory. It transmits using on frequency . It has button(s).
The warranty on the 825LM MyQ remote light control garage door accessory is 1 year from LIFTMASTER.
The model 825LM MyQ remote light control is still available.
LIFTMASTER model accessory instructions and owners manual in PDF format at NO CHARGE!
VIEW / DOWNLOAD by clicking HERE
liftmaster_825lm_om.pdf
(0.50 MB in English) This requires Acrobat 10 or higher