Detects voltage without metallic contact

· Operating:90V ac to 1000V ac

· Temerature:-10 to 50℃

· Storage:-10 to 50℃

· Humidity:80﹪(0 to 30℃)

· Cleaning:Clean with damp cloth

· Gross weight: 45.6g (without batteries)

· Net weight: 24.8g (without batteries)