LiftMaster 3950 3950 Manual - Page 22

ACCESSORIES 41A5281 Extension Brackets: (Optional) For safety reversing sensor installation onto the wall or floor. 475LM 377LM 380LM Keyless Entry with Security✚® : Enables end user to operate door operator from outside by entering a password on a specially designed keyboard. Also can add a temporary password for visitors or service persons. This temporary password can be limited to a programmable number of hours or entries. 41A6102 Remote Work Light: Enables homeowner to turn on a work light from their car with their door operator remote or from anywhere in their home with an additional LiftMaster Security✚® remote. 3950MB 371LM 1-Button Security✚® Remote Control : Includes visor clip. 3950CGJ 372LM 2-Button Security✚® Remote Control : Includes visor clip. EverCharge® Standby Power System: Provides backup power to the model 3900 door operator. Power Door Lock: Enables the end user to prevent the door from being manually opened once closed. Guide Mounting Bracket Kit: The bracket can be mounted in several different configurations with the motor location outside or inside the door guides. Chain Guard: The chain guard is required to comply with UL requirements for applications where the drive chain is exposed lower than 8 feet (2.5 m). 373LM 3-Button Security✚® Remote Control : Includes visor clip. 22