It is a voltage and current meter which can measure varied physical quantities, such as voltage, current, power, charging capacity and time, etc.
It can set parameters to achieve over voltage protection, over current protection, over power protection, overcharge protection, etc.
LCD display, several parameters displayed on the screen at the same time, convenient to read.
Suitable for monitoring the output voltage and current, as well as the battery charge and discharge applications.
Wireless transmission of data, easy to use.
Small size, light weight, convenient to carry.
Note:
The meter should be powered by 5-24V power supply whether self-powered or powered by external power supply.
Specifications:
Input Voltage: 10-120V(self-powered) 0-120V(external power supply)
Output Current: 0-200A
Voltage Resolution: 0.01V
Current Resolution: 0.01A
Capacity Resolution: 0.01AH
Time Resolution: 0.01H
Measuring Rate: 5 times/s
Communication Distance: 10m for single group in open area
OVP: 0.01-120V
OPP: 0.01W-9.99KW
OCP: 0.01-100A
OAH: 0.01-120AH
OFT: 0.01-99.9H
Meter Power Supply: 5-24V
Meter Size:7.8 * 4.2 * 2.6cm / 3.1 * 1.7 * 1in
Power Expansion Board Size: 18.6 * 4 * 3cm / 7.3 * 1.6 * 1.2in
Item Weight: 208g / 7.3oz
Package Size: 20 * 13 * 5cm / 7.9 * 5.1 * 2in
Package Weight: 221g / 7.8oz

Package Includes: 
Power Expansion Board x1
Meter x1