Siren Marine Entry Sensor f/Siren 3 [SM-WLS3-ENTR-917] Boat Outfitting | Horns which is impossible in windows

which is impossible in windows where an angled spigot extends below the bolt holes

Transducer Type: Not Included

Hole Dimensions: Brackets turned inward – 7

hull and windows colorful and clean

Siren Marine Entry Sensor f/Siren 3 [SM-WLS3-ENTR-917] Boat Outfitting | Horns which is impossible in windowsEntry Sensor for Siren 3 Receive instant notifications if there is unauthorized entry on the boat. Perfect for securing lockers, doors, and hatches. Install the Wireless Module on one side of the door or locker and the Open Close Magnet on the other side. Link to the Siren 3 Pro and receive alerts when the door or locker is opened or closed. Features: Compatible with Siren 3 Pro only Includes Wireless Sensor Module and Open Close Magnet Owner's Manual