This is the Viper R/C ProGauge Multi-Function Meter. The Viper ProGauge is a revolutionary innovation that lets you monitor and program your electronics quickly and easily wherever you are! This pocket size 5 in 1 tool is a must have item for your tool box!

With an easy-to-read interface, straightforward logic and a limited 1 year manufacturers warranty, the Viper ProGauge offers the most all-in-one functions, the easiest setup and the smallest size of any device on the market.

You can use the ProGauge as:

• A Li-Po Battery Monitor:
  • For 2S to 6S Batteries
  • High REsolution to 1mV per Cell
  • Total/Max/Min/Delta Cell Voltage
• A Servo Tester:
  • Manual/Auto Mode
  • 760uS/1520uS Neutral Selection
  • Servo Peak Current
  • Supply Voltage
  • Output PPM Signal Display
  • Servo Speed
• An Input Signal PPM Monitor:
  • Signal Measurement
  • Frequency Measurement
  • Receiver Voltage Measurement
• A Propeller RPM Tachometer:
  • 2-8 Blade Propellers
  • Peak RPM Measurement
  • Auto Gain Control
• A Viper Device Programming Card:
  • Programming Display
  • Adjustable Parameters