USB Charger Doctor Voltage Current Meter Working Time Power Battery Capacity Tester Meter Mobile Power Detector Battery Test
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-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
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
USB Dual-Display Blue Case
USB L Shape 3 Digits Voltmeter Ammeter Red-Blue Dual-Display
Voltage measurement range: 3.3-18v
Current measurement range: 0-3.1A
Measurement accuracy: 0.01
Color: red and blue
Size:
5.2*2*1.2CM (Length,*width*height)
5.2*3.4*1.2CM The widest part
Weight: 16g about
High precision USB Blue-Red
3Digit High-Precision USB Current And Voltage Meter Tester