说明

• 15W 3A USB Digital Current Voltage Tester Battery Voltmeter Ammeter Power Bank LCD Display Charger Medical Power Detector Test Features: 1 new and positive 2 can measure the current and voltage of energy instruments with USB ports 3 and play, no extra strength required four voltage and latest will be displayed in circles 5 size, simple, and handy to carry Parameters: Power: 15 (W) Power delivery voltage: 4-30 (V) Measurement range: 0-3 (A) Resolution: Voltage is 10mV, recent is 10mA Error range: voltage<± 1%, current<± 2% Full scale voltage drop: 200mV Operating temperature: 0-60 ℃ Package include: USB current Voltmeter * 1

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审核