This DC zero center analog ammeter features an external shunt type. It can read both discharge and charge currents. With a simple 2-wire connection from the shunt, no other power is required. The meter senses and powers from the shunt connection and comes with an appropriate DC shunt. The backlit meter face makes readings clear. WARNING: This product may expose you to chemicals like di(2-ethylhexyl)phthalate (DEHP), known in California to cause cancer, birth defects, or other reproductive harm. For more info, visit P65Warnings.ca.gov. Owner's Manual (pdf) available.

Using this DC zero center analog ammeter is easy. First, connect it to the shunt with the provided 2-wire connection. The meter will then sense and power itself from the shunt. You can easily read both discharge and charge currents on the backlit meter face. As for maintenance, keep it clean and dry. Make sure to check the connections regularly. Also, be aware of the warning. This product can expose you to chemicals that may cause cancer, birth defects, or other reproductive harm. If you have any questions, refer to the owner's manual or visit P65Warnings.ca.gov for more information.