Geekcreit® DIY Calculator Counter Kit Calculator DIY Kit LCD Multi-purpose Electronic Calculator Electronics Computing with Acrylic Case

Features: Great DIY calculator counter kit for electronic enthusiasts, easy to install. A great DIY toy for electronics enthusiast and DIY enthusiast. Blue LCD display with auto power off function in 30 seconds. Specially designed to calculate all kinds of math calculation and use for electronics researcher. 2 CR2030 button batteries for power supply, convenient and quick for use. With acrylic housing, components can be well protected and the LCD calculator counter looks stylish. Function: Decimal arithmetic operation with decimal point and negative numbers calculations. Calculation of 4 ring resistance or 5 ring resistance. The calculation of LED diode current-limiting resistance. Decimal number - hexadecimal number conversion and hexadecimal number - decimal number conversion. Square root calculation. Specification: Material: Acrylic Board + PCB Board + Electronic Components Power Supply: 2 * 3V CR2030 Button Battery (NOT Included) Auto Power off: In 30s without Operation PCB Board Size: 120 * 68mm / 4.72 * 2.68in Finished Product Size: 131 * 91 * 37mm / 5.16 * 3.58 * 1.46in Product Weight: 187g / 6.60oz Package Size: Approx. 15 * 12 * 4cm / 5.91 * 4.72 * 1.57in Package Weight: 197g / 6.95oz Package Included: 1 x DIY Calculator Counter Kit (Battery Not Included)