What is a multimeter used for at home?
1. Measure the voltage. (Home voltage AC gear, original voltage DC gear)
2. Check whether the line is connected. (with buzzer)
3. Distinguish the live wire, neutral wire and ground wire. (AC file) In fact, the place used in the family is mainly measurement and detection. The most used functions are the current file and the buzzer file. The convenience of the buzzer file is known to anyone who has used it. If you encounter a leather-covered wire that cannot be determined whether it is broken, it is the most convenient to use the buzzer to detect.
