This DC analog voltmeter features a backlit meter face for easy reading. It has a simple 2 - wire connection, and the meter senses power from the same connection. Note: This product can expose you to chemicals like di(2 - ethylhexyl)phthalate (dehp), known in California to cause cancer, birth defects, or other reproductive harm. For more details, visit P65Warnings.ca.gov. Owner's Manual (pdf) available.

Using this DC analog voltmeter is a breeze. First, connect the two wires as described in the simple 2 - wire connection setup. Once connected, the meter will sense power from the same connection and start showing the voltage reading on the backlit face, making it easy to read even in low - light conditions. As for maintenance, keep it clean and dry. Avoid exposing it to extreme temperatures or physical damage. And remember, this product contains chemicals that can be harmful. If you're in California, check P65Warnings.ca.gov for more information.