Features:Display the AC voltage and current simultaneously by LCD with blue backlight.Including one independent small precise current transformer， you can lengthen the cable.Easy measurement， just connect to power and lead the wire through the current transformer.Wide measurement voltage and current range.With a back cover， safer to use.Specifications:Measurement range: AC 80-300V 0-100.0APower supply: < 0.2V*AInstallation: Embedded installationAccuracy: 1% ± 2digitMeasurement speed: about 2 times per secondDisplay type: LCD with blue backlightDisplay size: 4.7 * 2.4cm / 1.9 * 0.9inProduct size: 7 * 4 * 4cm / 2.8 * 1.6 * 1.6inProduct weight: 76g / 2.7ozPackage size: 8 * 4.5 * 4.5cm / 3.1 * 1.8 * 1.8inPackage weight: 85g / 3ozNote:1. Please firstly connect the current transformer with meter. Secondly connect the meter with AC 80-300V wire. After the connection， please do not touch any part of the back of the meter to avoid the electric shock hazard.2. Misconnection between voltage input and current transformer will lead damage to the meter. Please make sure the voltage and current transformer are connected correctly.Package including:1 * Digital LCD AC Voltmeter / Ammeter1 * Current Transformer