Siren Marine Bilge Pump Sensor for Siren 3 Boat RS21 and has all the other

and has all the other great features of the MBR 500

swivel and tilt to suit your requirements before locking back into position

Belt clip (MB103)

Conveniently turn off the gas supply at the source with the push of a button when not in use

Includes mounting bracket

Siren Marine Bilge Pump Sensor for Siren 3 Boat RS21 and has all the otherBilge Pump Sensor for Siren 3 The Wireless Bilge Pump Sensor monitors bilge pump activity, including run time and daily cycles. Attach the Bilge Pump Connector to the bilge pump and plug the other end into the Wireless Module. Link the module to the Siren 3 Pro and receive alerts if the bilge pump exceeds a preset run time or cycle counts. Features: Compatible with Siren 3 Pro only Includes Wireless Sensor Module and Bilge Pump Connector with 3 feet