Beetech B-510 is a pocket-sized 3 1/2 digits 2000 counts, SMART digital multimeter. It has stable performance, high precision, high reliability, clear reading, flashlight function with overload protection and anti vibration protection. This instrument can be used to measure DC voltage, AC voltage, DC current, AC current, Resistance, Continuity Test, Non Contact Voltage detection, true RMS measurement and other parameters. It is an ideal tool for the engineers, students, hobbyist, electricians, etc. With AAA 1.5V battery the instrument uses a large-screen LCD display, boost power supply, even in the 2.3V low battery, it can guarantee high backlight brightness, the meter is easy to carry, has a vast number of usages. It has a torch to see clearly in dark areas. The multimeter will automatically turn off after 15 minutes without any operation or signal received.