The GTS600K is the best value combination tester on the market. Dual test circuits allows for both wrist strap and footwear testing quickly and easily with a touch of a button. Make sure your personal grounding devices are working without breaking the budget. The dual test circuits in the GTS600K gives the option for both wrist strap and footwear testing and a positive rocker switch makes test mode selection easy. This tester fully supports the Compliance Verification Plan requirements as stated in the ANSI ESD S20.20.