... Rating: CAT II, 1000V Blue Non-Contact Voltage Detector Pen AC Volt Sensor Tester Alert 90~1000V LED, YFT397A Trade ... circuit breakers, wall sockets, junction boxes, fuses, etcSmall and compact pen design for easy carryingTest Voltage Range: 90-1000V ACFrequency Range ... original condition, in order to qualify a refund or a replacement.Shipping fee and insurance is not refundable.Items returned after ...