Sanwa PS8a Pocket Digital Multimeter / Solar Charge Battery 

- 3-3 / 4 digits 4000 count
- 0.7% best accuracy
- Range hold
- Auto power off (15min.)
- Low power ohm (input voltage 0.4V) at  continuity range
- Power saving design
Display : numeral display 4000
Sampling rate : 3 times / sec.
AC frequency bandwidth : 40?400Hz