Liftmaster LMWETXU Monitored Wireless Edge Transmitter only
Meets 2016 UL 325 requirements
Sensing distance up to 130 ft.
Transmitter accepts up to 2 wired resistive edges
Battery life 2 years
NEMA 4X rated
Compatible with LMWEKITU Wireless Edge Kit and L50 and S50 Monitored Resistive Edges
Includes: wireless edge transmitter, 2 AA lithium batteries and mounting hardware
Ordered overnight for a emergency problem with a gate, ordered around 4pm, got it by 11am the next day.