Color: Blue (As the picture shown)
Material: Plastic
Voltage: 3.5V-7.0V error 0.1V (From manufacture data)
Current: 0A-3A error 0.01A (From manufacture data)
Weight: 25g
Features:
Really easy to use and practical.
No need additional power supply, just plug and play.
Showing Voltage for 5-6s, then Current for 5-6s, voltage ...current ..
It can measure the out put voltage of the USB port and the device operating current.
Working with all USB chargers.
Easy to find bad USB cables.
Current flow is very low(0.3-0.5A) and the voltage is 5.1V stable
Just note, some USB ports are limited to 0.5A, then the voltage drop to 4.7-4.88V (Laptop USBs mostly).

Package Type:
All goods will pack into cartons and wrapped full of waterproof tape before shipment .

We can accept customized package to meet different requirements :
1.Every item will separately pack into plastic bag ,component, module can be packed in anti static bag .
2.Some fragile products such as the display screen can be packed in bubble bag .
3.Some large machines can be packed in wooden cases.
4.We can label JH code or client's code on package so that customers can check easily after receive goods.