VC921 is an 4000 counts auto-ranging digital multimeter, with mini size and integrated design of the multimeter and electronic probe, extremely convenient to measure voltage, frequency. Specifications: Model Number: VC921 Operating Mode: Auto-Ranging Measuring Inductance Range: no DC Voltage: 400mV/4V/40V/400V/600V Measuring Resistance Range: 400/4K/40K/400K/4M/40M Ohm Operating Temperature: 0 - 40 Measuring Capacitance Range: 9.99nF/99.99nF/999.9nF/9.99uF/99.99uF Display Type: Digital Display AC Voltage:400mV/4V/40V/400V/600V Frequency: 99.99Hz/999.9Hz/9.999KHz/99.99KHz/999.9KHz/9.999MHz Measuring Voltage Range: 400mV/4V/40V/400V/600V Power: 2 * 1.5V AAA batteries(Not Included) Item size: 125 * 80 * 19.5 mm / 4.92 * 3.15 * 0.77 in Package size: 130 * 130 * 25 mm / 5.12 * 5.12 * 0.98 in Package weight: 116 g / 4.09 ounce Notes: 1. Due to the difference between different monitors,the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. 2. Due to the manual measurement and different measurement methods, please allow 1-3mm deviation. 3. Low level of a battery will result in incorrect reading.Change the batteries when battery level is low. Do not make measurements when the battery door is not propely placed. Package list: 1 * Multimeter 2 * Test leads 1 * Hand rope 1 * Manual