Pactrade Marine Boat Bilge Alarm And Pump Switch ABS Manual Automatic Off Spring Return This is an ABS black colored bilge pump switch and alarm. It has a 3 positions setting; Off Automatic and Manual on which the switch will spring return to off. IP 65 waterproof configuration. Screws are included. Measurements: 2 3/8" by 4 1/4" Item: P10295