Left3-disabled
Right3-enabled

 
Neutral Heat Test Machine
Overall dimension: 96mm×96mm×152mm   
 
The inner part of the instrument is a cone-shaped glass beaker with a volume of 150ml. The middle part of the instrument is with a partition.  The outer part of the instrument is formed with ABS plastics.
 
The bottle neck of the beaker is made of rubber with two small openings, one for thermometers plugging in while the other one for stirring rod in.