A round 12V voltage meter with a USB port is a panel mounted device designed for your Ice Castle to monitor battery health and charge electronics simultaneously. It typically features a digital LED display for voltage (5-15V DC range) and USB-A port, often used for charging.

Dimensions:

• Rough Opening Size: 1 1/4″
• Outside Base Diameter Size: 1 1/2″
• Thread Length: 1″
• Wire Length 5 1/2″