Ships from the USA

Note: Soldering is required. If being built by those under 18 it is highly recommended that parental supervision is there. Soldering irons are very hot and can burn people when used improperly. Soldering iron is not included in this kit. Will also need solder. Do NOT use the soldering iron on paper or cloth. Best is a hard flat surface. Before using a soldering iron on your kitchen counter please check for information about the material and the use of a hot iron. If using lead solder please do so in a well ventilated area.

Note: When opening package it is recommended that you do so on a table, and preferably on a towel to catch any small parts that come out of the packaging.

Note: Assembly requires - Soldering Iron, Solder, Wire cutter, Screwdriver & Tweezers. Might require multimeter.

The DIY Electronic Kit Digital Tube Calculator is a basic handheld calculator powered by a battery. It features an LED display for easy viewing of calculations. This kit allows users to build their own digital tube calculator, providing a fun and educational experience for those interested in electronics and calculator construction.

Description:

1. The product is composed of ABS shell + electronic components, with stable performance and long service life

2. The products are shipped in independent packaging, and the shipments are scattered parts, requiring customers to assemble themselves

3. This is a digital tube calculator electronic production kit, suitable for welding practice, electronic training experiments and other purposes, very suitable for DIY enthusiasts, you can improve their hands-on ability

4. After the product is assembled, it is light and small, which will make you feel a sense of accomplishment and can be used anytime and anywhere

5. Customers can choose with or without a shell

6. The product is powered by Micro USB interface or CR2032 button battery, and cannot be powered at the same time

7. It can realize the mathematical calculation of addition, subtraction, multiplication and division, and can also convert the resistance value of the color ring resistance. It is a multi-functional product

Product Overview:

Digital tube display calculator production kit, can not only realize the mathematical calculation of addition, subtraction, multiplication and division, but also the conversion of color ring resistance value. Suitable for welding practice, electronic training, experiments and other purposes, very suitable for DIY enthusiasts.

Parameters:

Product name: Digital tube display calculator kit

Power supply: Micro USB power supply 5V or 3V button battery power supply, (note that USB and button battery cannot be powered at the same time, otherwise the button battery will be damaged)

Operating voltage: >2.8V

Working current: Working state: digital tube display six 8, working current is 9mA, sleep state: < 1mA

Install the tutorial: https://www.bilibili.com/video/BV1GC4y1g781/?

Package included:

1 x DIY Electronic Kit Digital Tube Calculator DIY Kits 51 Microcontroller Training Experiment Welding Practice Accessories

Brand	Unbranded
Type	Basic
Display Size	Regular
Power Source	Battery
Size	Handheld
Features	LED Display
Country of Origin	China

DIY Electronic Kit Digital Tube Calculator; Requires soldering; Holiday Sale $18

Specifications