M2 Digital DC Monitor

This easy to install, low power digital voltmeter makes it easy to monitor your system voltage. Displays from 18.0 to 90.0 Volts DC with 0.1 volts accuracy.
Features-
• Low power consumption
• Simple two wire installation
• Reverse polarity protected
• Voltage configurations 18 to 90 Volts
• Two terminal connections.
• Temperature range: 0° to +60°C (32° to +140°F)
• Case: ABS thermoplastic
• Weight: 36 grams
• Size(H x W x D): (1.5 x 2 x 1 inches) not including mounting tabs
• Mounting: wall mountable.