A cost effective and accurate way to count colonies of bacteria or other microorganisms grown on an agar plate.
This simple to operate device marks, counts, and gives an audible and visual alert each time a count is registered. The lightweight, pen-style design reduces the likelihood of error, combining all aspects of counting into one motion.
Fast, accurate and economical sample counting and sample count verification
Stores up to 35 sample counts
Verify sample counts with up/down counting
Displays sum total of all colonies counted
Backlit display for easy viewing in low light conditions
Audible alert can be turned off if desired
Counting function can be locked to prevent error during breaks between counting
Long life, red and black felt-tip markers (included) work on plastic or glass and are oil and water resistant; ink is removable with ethyl alcohol
Includes 3V lithium battery and protective storage case