What materials does the calculator have?

The calculator is mainly composed of a shell + buttons + internal electronic devices.
The shell is made of plastic. Commonly used are HIPS material, PS material, ABS material, and EVA calculator.
The button material is rubber.
The main components of the internal electronic components are chemical elements such as rare earth and silicon.

LCD Liquid cystal panel+Durable ABS Frame+Silicone button

EVA calculator

PS material calculator

In addition, there is a novelty bamboo calculator, which is very eco-friendly,reusable,softness,no-toxic to human ect.

Solar Bamboo Calculator

If you have any ideas about the material of calculator, please feel free to let us know. We can customize the calculator according to your needs.