?Handy Troubleshooting Tool?The portable digital multimeter can be used to measure DC & AC voltage, DC current, resistance, positive diode voltage fall, parameters for transistor and continuity, a handy troubleshooting tool for multi-usage ?Smart Over-Load Protection?Built-in non-contact AC voltage detector can test over-load current. The buzzer will beep for low voltage. Sampling rate 3 times per second ?Large Emerald-green Backlit LCD Display?Large Emerald-green LCD backlights display with character 15mm high; Auto polarity display and max 1999 counts; the liquid crystal display is evenly distributed without light leakage, easy to read in low light situation ?Easy to Remove the Battery?Specially designed with an individual battery cover, it is much more convenient to change the batteries for further use, which helps you to solve automotive and household electrical problems accurately and easily ?Durable Plastic Case & Stand?The case of multimeter is made from insulating plastic which offers anti-slip protection. The stand can place the device at a 45 degree angle and makes the screen easy to see. Absolutely hands-free!