Liftmaster 20-40381 Replacement Motor lm-hmj it combines modern convenience with Choose Size:6'x14' Loop w/100' Lead Wire (EL40-100) 9409-010 Wireless Network Capability Eliminates keypad

it combines modern convenience with enhanced security and code-based control

with the option to use an AC power transformer or DC power supply for flexibility in installations

enabling programming and data transfer for supported Doorking systems

Supplied with a coaxial cable

Liftmaster 20 40381 Replacement Motor lm hmj it combines modern convenience with Choose Size:6'x14' Loop w 100' Lead Wire (EL40 100) 9409 010 Wireless Network Capability Eliminates keypad it combines modern convenience with enhanced security and code based control with the option to use an AC power transformer or DC power supply for flexibility in installations