The WRISTLAB personnel circuit tester is indispensable to check the conditions of wrist band, skin contact of wrist band and coiled cord. Associated with an optional foot plate (code 9265.025) it also allows testing of conductive footwear and heel straps. Visual and audible alarm. The test is performed in accordance with IEC 61340-5-1. The tester operates on a 9V battery but the test voltage is 24V for greater accuracy. All wrist-straps should be checked every day.