CRAFTSMAN / SEARS model 139.53776 keyless entry. It transmits using billion code on frequency 390.
The warranty on the 139.53776 garage door keyless entry is 1 year from CRAFTSMAN / SEARS.
The model 139.53776 is discontinued.
CRAFTSMAN / SEARS model keyless entry instructions and owners manual in PDF format at NO CHARGE!
VIEW / DOWNLOAD by clicking HERE
craftsman_139_53776_om.pdf
(0.04 MB in English) This requires Acrobat 10 or higher