Features:.Dreamy Intelligent Machine: Exquisitely crafted, the efficiently operational integrated machine made with high-quality semiconductor materials and precision craftsmanship, cools and heats with just a 12V power source. Comes with a container for chilling and keeping warm..Easy Operation: Simply connect the red wire to V+ and the black wire to COM, power it with 12V DC, and choose between heating or cooling. Definitely a delightful toy for your desk..Precise Temperature Control: The thermostat offers a measurement accuracy of 0.1 degrees Celsius and control accuracy of 0.1 degrees Celsius, with rapid responsiveness.
In C (cooling) mode, press the buttons as indicated in the detailed images to adjust the temperature..Wide Applications: Affordable and fun, this device can be used as a teaching tool for science experiments and energy conversion demonstrations, sparking curious conversations by revealing its working principles..Best Gift: Ideal for birthdays and Christmas gifts for friends, family, parents, and children as a special surprise.
Many school teachers also favor it as a teaching aid..Notes: Avoid touching the heating element during high-temperature operation to prevent burns. Batteries or a power supply is not included.