The Mantis X2 is the most powerful training aid for dry fire only practice. There is nothing at this price point that will give you this level of feedback for dry fire.
Collecting thousands of data points per second, the X2 analyzes your shooting in real-time. For both pistols and rifles, the X2 works with dry fire on your actual firearm.
Mantis X2 sensor
USB charging cable
Mantis X2 Case + Foam Insert
Quick Start insert
Dimensions: 1.3" x 1" x 0.75" LxWxH