1.Physics and Electrical Laboratory Equipment Calorimeter Teaching Inst ent, Specific Heat and Electrical Heat Equivalent 2.Storage and Maintenance,Wash and dry all equipment after use. Store the calorimeter in a dry place to avoid oxidation. Remove the spring before conducting an experiment without a resistor. This will prevent damage to the spring when introducing materials other than liquids into the calorimeter. 3.The lid has two holes for placing the thermometer and stirrer. A stirrer is included. 4.The heating coil is easy to replace.<br><br>Colour:Orange Material:plastic<br><br>Package Contents: 1 x Calorimeter<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.