USB Power Tester Voltage Current Capacity Meter 4-20V Test Chargers & Cab-NA

Description

Specification:
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: 4 - 30V, 0 - 3A.
Resolution: The voltage is 10mV and the current is 10mA.
Error range: voltage <±1%, current <±2%.
Full-scale voltage drop: 200mV.
Package includes:
1*USB Charger Tester
Note:
1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed on the pictures.
2.Please forgive 1 cm/0.39"-3 cm/1.18" measuring deviation due to manual measurement.
Specification:
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: 4 - 30V, 0 - 3A.
Resolution: The voltage is 10mV and the current is 10mA.
Error range: voltage <±1%, current <±2%.
Full-scale voltage drop: 200mV.
Package includes:
1*USB Charger Tester
Note:
1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed on the pictures.
2.Please forgive 1 cm/0.39"-3 cm/1.18" measuring deviation due to manual measurement.
On 30-Aug-2022 at 03:45:10 EDT, seller added the following information: