Mighty mule wireless driveway alarmNew never usedUses electromagnetic to detect vehicles not like other alarms which are visual and are easily triggered by our high winds and birds.Purchased from Amazon for $72Has 400 ft rangeGood for farm, ranch or businessEasy handoff at Lowes parking on MainOr Valero station exit 9 Dona AnaHit reply and Ill send you my text Thank you
