J-DEAL USB Mini Charger Doctor, Amp Volt Digital Reader, Current Voltage Detection Tool, Mobile Power Charging Monitor, Backlight Display, White(3V-7V)

Features:

* Input Voltage: 3V - 7V/50mA-3500mA
* Output: 3V - 7V/50mA-3500mA
* Capacity:0-19999mAh
* Input current: <3.4A
* Parameters that you can test: Voltage of battery.
* Communication function: Yes
* Parameters adjusting fuction:Yes.
* Equipments for parameters adjustment: One electronic load, one constant current source.
* Voltage of constant current source should be setted to 8.5V
Package Content:

1 x SainSonic USB Charger Doctor