Features: - This product is design and compact structure with low price 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. - Mini Multimeter, wonderful instrument for electronic engineer. Model: MF-110A DC Voltage Range: 0 - 10 - 50 - 250 - 1000V AC Voltage Range: 0 - 10 - 50 - 250 - 1000V DC Current Range: 0 - 0.5 - 50 - 500mA Ohm Meter: x10, x100, x1K Decibels: -20dB to +22dB on AC Voltage Ranges Power Supply: 1 x AA Battery(Not Included)Package Weight: 80 G / 2.82 Ounces Package Dimensions (L*W*H): 90*60*32 MM / 3.54*2.36*1.26 Inches Package Include: 1 x MF-110A AC/DC Analog Multimeter 2 x Test Pen