LED Digital Voltmeter Ammeter DC 100V 10A Current Voltage Meter USB Charger Doctor Car Motorcycle Volt Amp Detector Tester
USB Red-Blue:
It is easy to measure the USB port and the device's small multi-2, no power supply and other ancillary equipment, the output voltage of the plug's output current and the standard also detects the USB charger's output voltage and current standards for factories, laboratories and users. .
Technical indicators:
Working range: current (0~2.5A) can detect mobile phone charger voltage qualified DC5V
Business scope: U = 4~30V I = 0~2.5A
Resolution: 10mV voltage and current 1mA
Error: voltage <±1% current <±2%
Full scale drop: (when measuring current) is 200mV
The tester adopts a new generation of power supply four and a half ~ double loop integral conversion IC, with high-precision bandgap reference, ranging accuracy, high precision, stable and reliable performance, strong anti-interference ability ~ strong anti-interference ability, high temperature resistance, available For measuring USB power supply or interface, the power consumption of mobile phone chargers, U disk and other products.
1. USB powered devices can be used to measure air, voltage load, and operating voltage and current of USB terminal devices.
2, current and voltage cycle, ease of use and practicality.
3, compact, easy to carry, no need for extra power
4-in-1 USB Tester
Feature:
- Brand new and high quality.
- It measures the current and voltage of the power supply unit with a USB port.
- Plug and play, no extra power required.
- The voltage and current will show a circle.
- Small size, simple and easy to carry.
Product specifications:
Possible range: 3.5 - 7.0V, 0 - 3A.
Resolution: The voltage is 10mV and the current is 10mA.
Error range: voltage <±1%, current <±2%.
Full-scale voltage drop: 200mV.
Operating temperature: 0 - 60 ° C.
Color: transparent, blue
USB Red-Red
It is easy to measure the USB port and the device's small multi-2, no power supply and other ancillary equipment, the output voltage of the plug's output current and the standard also detects the USB charger's output voltage and current standards for factories, laboratories and users. .
Technical indicators:
Working range: current (0~2.5A) can detect mobile phone charger voltage qualified DC5V
Business scope: U = 3~7.5V I = 0~2.5A
Resolution: 10mV voltage and current 1mA
Error: voltage <±1% current <±2%
Full scale drop: (when measuring current) is 200mV
The tester adopts a new generation of power supply four and a half ~ double loop integral conversion IC, with high-precision bandgap reference, ranging accuracy, high precision, stable and reliable performance, strong anti-interference ability ~ strong anti-interference ability, high temperature resistance, available For measuring USB power supply or interface, the power consumption of mobile phone chargers, U disk and other products.
1. USB powered devices can be used to measure air, voltage load, and operating voltage and current of USB terminal devices.
2, current and voltage cycle, ease of use and practicality.
3, compact, easy to carry, no need for extra power
Red-Blue
Product specifications:
The working voltage of the meter itself: DC 4 - 30V (the maximum input voltage can't exceed 30V, otherwise the meter will burn out)
Instrument itself working current: ≤ 20mA
Voltage measurement range: DC 0 - 100V
Current measurement range: DC 0 - 10A
Voltage resolution (V): 0.1V
Current resolution (A): 0.01A
Measurement accuracy: 1% (±1 digit)
Display: 0.28" digital tube, two-color blue and red
Refresh rate: about 300mS / time
Size: 48mm * 29mm * 26mm
Working temperature: -10 ° C - + 65 ° C
Red-Red
100% brand new, high quality
Working voltage: 4.5-30V DC
Note: The maximum input voltage should not exceed 30V, otherwise there is a danger of burning.
Working current: ≤20mA
Display: 0.28" LED, monochrome (red)
Measuring range: DC 0-100V 0-10A
Minimum resolution (V): 0.1V
Refresh rate: ≥100mS/time
Measurement accuracy: 1% (±1 digit)
Minimum resolution (A): 0.01A
Working temperature: -15 to 70 °c
Working pressure: 80~106 kPa
Size: 48 × 29 × 21mm
Note: Due to differences between the different displays, the image may not reflect the actual color of the project. Thank you