This item has been shown 169 times.
USB Charger Doctor Current Voltage LCD Display Detector Voltmeter Ammeter Tester
Voltage measuring range: 4V ~ 30 V Resolution precision: 0.01 V
Current measuring range: 0.00 ~ 3.00 A & DIY 15A Resolution precision: 0.01 A
Power cumulative range: 0 ~ 999WH Resolution precision: 0.001 Wh
Cumulative capacity range: 0-99999 mah Precision: 0.001 Ah (new feature)
Power metering range: 0 ~ 90W Resolution precision: 0.001 W
Timing maximum time: 999 H 59 M 59 S Resolution precision: 1 S
Time to refresh: > 500 ms/time > 500 ms/times
Measurement rate: 0.5 times/s
USES the large-scale instrument of the same metal manganese copper low impedance sampling resistance is almost zero (1.5 mm diameter metal
Manganese bronze material < 5 mR, internal resistance is almost zero)
Size: 65 x 24 x 14 mm
Since the power flow: < 0.015 A
Working temperature: - 10 ~ + 60 ℃
Working humidity: 10 ~ 80 (no doubt)
The pressure of work: 80 ~ 106 kpa
Size: 65 x 24 x 14 mm
Net Weight: 19g
1 x Digital USB Voltmeter Tester
Can easily measure the operating current of the output voltage of the USB port and equipment 2. smallsize , no power , and other ancillary equipment, plug and play also detect USB charger output voltage and current are standard suitable for factories, Laboratory and users.
Scope of work: Current (0~2.5A) can detect mobile phone charger voltage compliance DC5V
Operating Range : U = 3 ~ 7.5V I = 0 ~ 2.5A
Resolution : Voltage 10mV current 1mA
Error : voltage <± 1% current <± 2%
Full scale drop : ( When measuring current ) 200mV
The tester uses a new generation of power four semi~ double loop integral converter IC , with a precision bandgap reference , range accuracy , high precision , stable and reliable performance , strong anti~interference ability , high temperature can be used for measuring USB powered or power consumption of the interface , mobile phone charger , U disk and other products.
1, USB powered devices can be used to measure air , voltage loads , USB terminal equipment working voltage and current .
2, The current and voltage cycle , easy to use and practical.
3, Compact and easy to carry , no additional power supply
1x usb charger doctor