This is the New Electric /for Voltmeter Ammeter Multimeter Multi Tester MF-110A This product is new design and compact structure with low and large measuring span It can be used in factories, miners, schools, households and electrical maintenance. It is especially suitable for electrical teaching course and radio experiments of primary school. It has an excellent mechanical strength and high grade of electrical insulation Model: MF-110A for : 0~10~50~250~1000V