Four alkaline D batteries.
This compact rugged unit is ideal for use inside incubators, glove boxes, or in the field. The stirrer is housed in a chemically resistant ABS plastic case and can be powered by batteries or on mains power system. Operating indicator will dim when batteries run low.
Please Note: Effective June 2022, the Stuart Analog Stirrer Model number SM27 has now been rebranded Cole-Parmer under Model number ST-200-P. All the same great features and specifications, just with a new and improved look.
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