FNIRSI FNB58 USB Voltage Current Meter Voltmeter Ammeter Type-C QC Charge Meter

FNIRSI FNB48S Tester 1. FNB 58 Tester X1. (Only with Bluetooth version). Multi-USB port compatibility. FNB48P USB charging tester 1. Device Temperature: ℃, °F. Monitoring Current: 0~7V Resolution 0.00001A ±(0.5%o+2).

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