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Quick Details

  • Subject: Physics
  • Brand Name: YOUSHANG
  • Model Number: IH642
  • Place of Origin: Zhejiang, China (Mainland)
  • Keyword: Demonstration Unit
  • Material: Plastic
  • Color: White
  • Feature: Durable
  • Size: 8*4*2cm
  • Product name: Demonstration Unit
  • Application: School
  • Quality: High
  • Type: Physics Instruments

Packaging & Delivery

Packaging Details One set in a pack.
Delivery Time 20-30 days






To demonstrate gas laws in physics teaching in senior middle schools. Used for proving Boyle-Mariotte's law, Chatles's law, Gay-lussac's law and the equation for ideal gases.










Q1:How to buy?

A1:Contact us to get T/T or PayPal account to make the payment.

Q2:What is your advantage?

A2:We always supply products with lower price and better quality.

Q3:How about the quality?

A3:We are the manufacturer with 10 years experience in producing educational apparatus and we can guarantee the quality of products is high and reliable.

Q4:When will I get the reply from seller?

A4:May delay 12 hours due to the time difference. We will reply you as soon as possible.

Q5:What can you do?

A5:We have our own design, and can also make customer’s design. You can send us the product details by email.



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