10 in 1 Type-C Tester DC Digital Voltmeter Amperimetro Current Voltage Meter Amp Volt Ammeter Detector Power(White)

AmmetersProduct model:KWS-1902CProduct size:55x26.5x11.5mmVoltage:4-30Vdisplay:0.96Inch color screenelectric current:0-5AVoltage resolution:0.002ACapacity:0-999999mWhCurrent resolution:0.002ALoad resistance:1-9999.9QPower:0-150WTemperature:0-80cEnergy:0.999999mWhtime:0-99hourProduct interface:USB-C 24pinProduct weight:/ Test direction:Two-way1. Single short press one change to display the page2.Double-click the button to rotate the display page3.Press and hold the key for 3 seconds to clear the saved data4.Current and voltage calibration method:The standard voltage of 5.000V must be used to hold down the key to power on, the screen displayFactory setting can release the key, product automatic calibration.Pay attention! This product cannot be connected to any load during calibration.Calculation method of mobile power capacity:The mobile power supply is fully charged and connected to KWS-1902C (data is cleared first) and the electrical appliance, and the power is discharged until the output is stopped.Method 1: Mobile power capacity=KWS-1902C Measure mAh data x Output voltage: Battery voltage: EfficiencyMethod 2: mobile power capacity=KWS-1902C Measure mWH: battery voltage: efficiency(Generally, the output voltage of mobile power supply is 5V, the battery voltage is 3.7V, and the efficiency is about 85-90%)

• Ammeters
• 10 in 1 Type-C Tester DC Digital Voltmeter Amperimetro Current Voltage Meter Amp Volt Ammeter Detector Power