This Bacteria Colony Counter is made of COMS integraed electric.is a digital displayer of counting the germs,the capacity of the counter is from 0-999,the button return back to”o”automatically,when erro in counter,push the”-”and “+”,the counter will be less and add.

With sensor,it is sensitive,include sound indicator to ensure the counting is correct.the instrument supply with special pen,enchance the efficiency of the counter,the magnifier can be adjusted to perfect position with flexible arm,the magnification can up to 3x,it is easy to compare bacteria,apply to Petri dish fromΦ50mm-Φ100mm