• Automatic Safety Reverse/Automatic Door Stop: Reverses door automatically if obstructed when going down, stops if obstructed when going up.
• The Protector System-?: Non-impact infrared safety reversing device senses obstructions and automatically reverses the door's direction without making contact.
• Motor: High-torque, industrial, 1/2 H.P., 115V, single-phase motor with instant reverse and automatic reset thermal overload.
• "I-Beam" Trolley Track: Industrial-strength, heavy-duty steel "I-Beam" configuration for increased rigidity for 8', 10' and 12' door heights. Full #48 chain drive.
• Pushbutton Station: Momentary contact to open and close.
• Manual Release with Auto-Reconnect Trolley: Manual release in case of power failure. When power is restored, a push of the button automatically reconnects the door and operator.
• Security Light: Turns garage door opener lights on automatically when The Protector System beam is broken.
• Equipped with PosiLock: When the garage door is down, it's securely locked. If an intruder tries to force the door open, the opener automatically reactivates to the closed position.

Rolling Code Technology:

The ATS is equipped with a Security+ Rolling Code Receiver: With every activation, Security+ transmits a brand new code, one of over 100 billion codes, never to be repeated. The ATS Security+ operator can accommodate up to eight Security+ remote controls as well as one Security+ Keyless Entry System. Ideal for multiple drivers. (Remote controls are not included.)

LiftMaster offers optional Remote Contols and Keyless Entry System with Security+ Anti-Burglary Coding.