Tester Polso Antistatico 498 Strumento Test Messa a Terra Conduttivo per Sicurezza ESD
1 x Wrist tester（No wrist strap, no batteries）. Just the machine, No wrist strap, no batteries. If the left red light (LOW) is on, check the resistance between the wristband and the ground wire. If it is less than 800kΩ, there is a safety risk.