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3 different lights help to visually display what is happening at the various stages of piston travel (intake
Rounded edges for easy rolling and extra safety
Premium Quality: Spectrum Tube Apparatus is made of high-grade construction all the way through
Li-ion battery and dual charging modes enable longer operation time
Safe use from notifications for remaining battery
Hardwood Test Tube Stand measurements 3 different lights help toWooden with base and top with single row of 6 holes, Clips together quickly and easily with two molded supports. Height 11 cm Test Tube Stand 6 holes 4 holes of 22 mm, 2 holes of 32 mm. Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with different sizes design, please contact us. Safely Packaged to avoid being damaged during transportation.
