YB4835VA Digital Display AC 500V50A LED Ampere Meter Voltmeter

Features: Fixed: the transformer is fixed on the instrument. Current testing requires no additional purchase of transformer, instrument with a high accuracy transformer. The head of the splittype transformer has a back cover. It is safer, more convenient and more reliable to use. Specification: Measurement accuracy:1percent + 2 digits Measurement speed: about 2 times per second Dimensions: Approx. 70 * 40 * 40 mm 2.8 x 1.6 x 1.6in Installation Dimensions: Approx. 68 * 38 mm 2.7 x 1.5in Power supply line, measuring line length: about 150mm 5.9in "split" transformer length: about 100mm 3.9in 405000 Operating temperature: 10 ~ + 50 celsius Working humidity:10 ~ 80percent (without condensation) Working pressure:80 ~ 106 kPa Sunlight exposure: no direct exposure Resolution:1V Current Range:AC 0~50A Resolution:1A Package List: 1*Fixed AV Meter Note: 2. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. .AC voltage, ammeter same screen, double color, double display, highlight large font. Simple connection of instrument:Twowire system: no additional power supply, red and black wire connected to measure the voltage at the same time to the meter head power supply (no polarity). Current testing requires no additional purchase of transformer, instrument with a high accuracy transformer. In the watch head l set finetuning potentiometer, it can calibrate the voltage and current error by itself. The head of the split?type transformer has a back cover. It is safer, more convenient and more reliable to use.