General description This 2 Way Digital Battery Test Switch is designed for use in marine applications, featuring a robust aluminum plate and a water-resistant rating of IP65. It is pre-wired for easy installation and is ready to fit into your boat or other 12V systems. Technical specifications Water Resistance: IP65 Plate Size: 82MM x 63MM Voltage: 12V Screw Hole Size: 4MM Installation Pre-wired for easy installation Wiring diagram included Other information Product Code: SFSPDBT