Combination marker and digital counter is ideal for counting cell colonies on petri dishes. Simultaneously emits an audible beep when tip is pressed and records count on a digital display. Eliminates errors by leaving a visual mark. Records up to 99,999 counts with reset button. Durable ABS plastic housing provides excellent chemical and solvent resistance.
0.1 lbs
6.50 x 0.25 x 0.25
