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AP-YF1201 Hand Feel Electrostatic Measurement Wide Range Detecting Potential High Quality static measurer 1. Static measurer 2. High quality with CE 3. Professionl OEM/ODM service High detect precision, comfort operation button and easy to use. ◆ Specification Model AP-YF1201(Gary) AP-YF1201(Black) Detection range 0V-5.00KV 0KV-50.0KV Detection accuracy ±5% ±10% Detection distance 25mm±1.0mm 25mm±1.0mm Input voltage DC3V(2*AAA) DC3V(2*AAA) Automatic shutdown 120s 120s Working