The WST 200 is the perfect wrist strap testing device for saving space and saving money. The wrist strap only tester verifies that a continuous grounding path between a wrist band and coil cord by indicating three levels of resistance: “HI”, “LO” and “OK” with an easy to read LED light and an audible alarm. Test parameters are factory set to pass 800K-10M. Meets or exceeds requirements of ANSI ESD-S20.20 and the recommendations of ESD 4.1.