Hand-Held Colony Counter Replacelemt Red Felt Tip Pen, Bel-A

- 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
***WARRANTY:1 year parts & Labor