Multiband. For benchtop applications. Sliding wavelength selector allows separate or simultaneous selection of UV ranges. Intensity: shortwave - 650uW/cm2; longwave - 500uW/cm2. Casing made of impact-resistant plastic. 115V, 60Hz, 4W. UL listed. CSA certified.
Harbottle, teaching tool for introducing pressure and discussing its applications, such as vacuum cleaners, flight, pumps, weather, and even how we breathe, balloon and a bottle, Measures 5In in diameter. Grades 5 and up
Dynamometer, High Resolution, made of acrylic and aluminum is a great tool for accurately assessing the weight of an object in both grams and Newton's, It has easy to read markings and is very user-friendly, Size: 2Kg/20N, 15 length, 0.2 weight, 11 width, 1 height
Lil Termite Sander, Dimensions: 5in x 3in x 2-1/4in, RPM: 9800 rpm using 12V under no load, for balsa wood and basswood structure pieces, mark the desired angle on the wood piece, place it flat on the sanding table and push the piece against the sanding disc