Insize ISF-S20-U, DIGITAL SPRING TESTERS, 4.4lbf, 6940561961300

Resolution .0002lbf
Range of digital scale 2.5″
Resolution of digital scale .0005″
Disk diameter 1.2″ DIA
Measuring range of force 5%~100% (maximum load)
Peak hold and automatic release function
Set upper and lower limits, red and green indicator and buzzer alarm