... as ankle strap, antistatic plate, antistatic mat and grounding wire.4. Use the Battery. in every standard packing have ... battery inside. Style No.: Airsource-698Product Name: Wrist Strap TesterBrand:AirSourcePrecise, quick and ... to test the grounding system such as wrist strap and ankle strap, antistatic plate, antistatic mat and grounding wireFeatures ...