Mini Digital Voltmeter Ammeter DC 0-100V/ 7-110V 50A Amp Volt Voltage Current Meter Detector Tester 0.28" Dual LED Display Gauge
https://www.vogueparade.com/shopping/EN/1537/1/1005003469918032/mini-digital-voltmeter-ammeter-dc-0-100v-7-110v-50a-amp-volt-voltage-current-meter-detector-tester-028-dual-led-display-gauge//