DC5.5 Type-C 2.4″ Digital Voltmeter Ammeter Volt Trigger Durable Tool USB Tester
With its ability to detect battery internal resistance, the UD24 is a comprehensive solution for anyone involved in electrical testing and maintenance. Alarm mode: siren sound + display prompt double warning.
DC5.5 Type-C USB Tester Digital Voltmeter Ammeter Power Bank Battery Volt Meter
USB and DC digital tester. Supports USB Type C USB and DC testing in one compact device.