• Operation by microcontroller.
• Advanced digital filter to detect the presence of water.
• Remote indication of operation status by led.
• Manual remote pump switch-on by button.
• Signal for prolonged bilge pump switch on (if led is installed).
• Protection against excessive battery rundown.
• Switch-on (5 sec)/ switch-off (20 sec) delay to avoid false switch-on/switch-off cycling of the pump caused by the roll of the boat.