KEYLESS REMOTE PROVIDES ACCESS TO HOME WITH A 4 PINSINGLE-BUTTON CLOSURETEMPORARY PIN CAN BE PROGRAMMED FOR DELIVERIES/GUESTSEASY INSTALLATION & PROGRAMMING WITHIN MINUTESCOMPATIBLE WITH ANY CHAMBERLAIN(R) REMOTE WITH SAFETY SENSORS FROM 1993 TO PRESENTINCLUDES BATTERY & WEATHER COVERUPC : 787083109409Shipping Dimensions : 8.50in X 4.75in X 1.50inEstimated Shipping Weight : 0.4