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AP-YF1201 Hand Feel Electrostatic Measurement Wide Range Detecting Potential Function & feature : 1. This electrostatic field meter is a special meter for testing the static and can test the ion balance. 2. It can test quickly and effectively the static with untouched sensor, such as plastic, chemical 3. Fiber, pelage and the static of the body and so on ◆ Specification Model AP-YF1201(Gary) AP-YF1201(Black) Detection range 0V-5.00KV 0KV-50.0KV Detection accuracy ±5% ±10%