PRO-57: Tweezer Digital Multimeter


This is the PRO-57, a highly versatile, economically-priced, handheld Tweezer Digital Multimeter. Small enough for one-hand operation, it is perfect for use on surface mount devices (SMD). It has a display of 3000 counts, 4 times per second sampling, automatic polarity with negative indication (-), battery status, and over-range indication. The PRO-57 can measure continuity, capacitance, and resistance, with an accuracy of 3% - 5%. It also has a diode test function.

MSRP: $40.15

Where to Buy the Global Specialties PRO-57 Tweezer Digital Multimeter
Click on below image to view full picture
Hover over the images and click to view full picture

PRO-57: Tweezer Digital Multimeter Media

PRO-57: Tweezer Digital Multimeter Videos

PRO-57 Video List:

PRO-57: Tweezer Digital Multimeter Product Features

  • 3% ~ 5% basic accuracy depending on the range selected
  • Diode test
  • Overload protection and data hold
  • Low battery indicator and auto power-off
  • Ergonomic one-hand operable design

PRO-57: Tweezer Digital Multimeter Specifications

Continuity, capacitance, resistance, diode test
3000 counts
Automatic, (-) negative polarity indication
"OL" mark indicator
Battery Indicator
Shows status of the battery
Sampling Rate
4 times per second, nominal
Auto Power-Off
Approx. 10 min
Storage Tempature
-20ºC ~ 60ºC (-4ºF ~ 104ºF)
Operating Environment
0ºC ~ 40ºC (32ºF ~ 104ºF) at less than 70% R.H.
3.0 V button-type lithium battery ×1, CR2032
Battery Life
100 hours continuous operation
Approx. 3.5 oz ( 100 g ) including battery
205 mm (H) × 40 mm (W) × 24.5 mm (D)
1 Year

PRO-57: Tweezer Digital Multimeter Downloads

PRO-57 Tweezer Digital Multimeter Documents


Where to Buy the PRO-57: Tweezer Digital Multimeter

DistributorQuantityLast Updated
Mouser Electronics 5May 24th, 2018
Newark Electronics 13May 24th, 2018
Straight Road Electronics, A Nexsun Company 1May 23rd, 2018

Cal Test Electronics Logo

Sign Up For Our Global Specialties Newsletter

Our Contact Details


22820 Savi Ranch Parkway

Yorba Linda, CA 92887 USA

Tel No: (800) 572-1028 
Fax No: (714) 921-6422