Adafruit Digital Multimeter - Model 9205B+
This massive multimeter has everything but the kitchen sink included. It's a great addition to any work bench or tool box. It's low cost, simple to use, and has a big clear display with all the measurements you need and more!
The multimeter includes:
- AC/DC Voltage measurement
- Current measurement, from 2mA range up to 20A range (both AC and DC)
- Beeping continuity test, and diode test for measuring voltage and lighting up LEDs
- Transistor hFE (Beta)
- Auto-power off, so the included battery doesn't get worn down
Comes with two probes as shown.
If you want to learn how to use multimeters, we wrote a tutorial here.