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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
Simply give each student a pack of base 10 manipulatives to review concepts in small or large group
Powered by 9V battery
(30 x S Yellow Ball 3 Holes)
Digital display provides precise and clear volume settings for accurate liquid handling
this model is sturdy and built to withstand frequent use in educational settings
Adjustable Switching DC Power Supply Unit 0-30V Simply give each student aOutput voltage: 0~30V. Output current: 1A. Line regulation: 15mV. Load regulation: 100mV. Ripple & Noise: 70mVrms. Input voltage: 85~265VAC 50 60Hz Dimensions: 110mm 75mm 140mm. Premium Quality: Power Supply Unit is made of high quality, heavy duty and durable materials. 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.
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