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

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$6.99 / $8.53

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$6.99 / $8.53

Shipping to: United States | Express delivery: 7-12 business days | Standard delivery: 15-25 business days

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Политика за испорака

Бесплатна стандардна испорака за нарачки над 9,9 $

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Ние ќе работиме напорно за да ги испорачаме предметите до вас по примање на вашите нарачки и ќе се осигураме дека безбедно ќе пристигнат. Деталите за испорака ќе бидат обезбедени во вашата е-пошта за потврда.Во повеќето случаи, нарачките се обработуваат во рок од 2 дена.Во посебни околности, ќе биде одложено на следниов начин: Кога ќе направите нарачка во сабота, недела или празници, ќе биде одложено за 2 дена..Нормално, потребни се 5-7 работни дена (од понеделник до петок) без да бидете погодени од одложување на летот или други фактори на животната средина..Бидејќи нашата услуга за испорака е ширум светот, времињата за испорака ќе зависат од вашата локација, па може да биде потребно неколку пати и ве молам стрпливо почекајте ако сте во оддалечени области или земји.

1. Политика за враќање и замена

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Ние ќе ја обработиме вашата вратена или заменета ставка во рок од 3-5 работни дена откако ќе ја примиме. Рефундирањето ќе се обработи и автоматски ќе се кредитира на вашиот оригинален начин на плаќање.Не се прифаќаат враќања или замени ако производот е прилагоден, вклучувајќи прилагодена големина, прилагодена боја или прилагоден печат.Потребна е повеќе помош, контактирајте не. service@roymall.com или Whatsapp: +8619359849471

2.Политика за рефундирање

Ќе добиете целосно рефундирање или 100% кредит во продавницата откако ќе ја примиме вратената пратка и ќе ја провериме. Рефундирањето ќе се обработи и автоматски ќе се кредитира на вашиот оригинален начин на плаќање. Ве молиме имајте предвид дека трошоците за испорака и какви било давачки или такси не се рефундирани. Дополнителните трошоци за испорака не се рефундирани откако пратката ќе биде испратена. Вие сте одговорни за плаќање на овие такси и ние не сме во можност да ги откажеме или рефундираме, дури и ако нарачката е вратена кај нас.Откако ќе го примиме и потврдиме вашиот вратен предмет, ќе ви испратиме е-пошта за да ве известиме дека го примивме вашиот вратен предмет. Исто така ќе ве известиме за одобрувањето или одбивањето на вашето рефундирање.Ако имате какви било проблеми во врска со процесот на рефундирање, контактирајте не. service@roymall.com или Whatsapp: +8619359849471

Description:
1. Digital tube display calculator production kit, which can realize mathematical calculations of addition, subtraction, multiplication and division
2. You can also convert color ring resistor values. Suitable for welding practice and electronic training
3. For experiments and other purposes, very suitable for DIY enthusiasts

Specifications:
Product name: HU-054A digital tube display calculator kit
Power supply mode: USB powered 5V or 3V button battery powered, (note the USB and button
The batteries cannot provide power at the same time, otherwise the button battery will be damaged)
Working voltage: >2.8V
Working current: working state: 12mA, sleep state: < 1mA
PCB size: 113x78mm, purely manual measurement, there is an error of 1~2mm

NOTE: This is a DIY kit, you need to solder.

If you need a shell you need to select (Type: Parts + shell)

>>>Manual: Click here to open<<<

Features:
1. Composed of special circuit board, digital tube, microcontroller, buttons and other components
2. Perform addition, subtraction, multiplication, and division operations, supporting up to 6-digit calculations, and the calculation results exceed
If the 6-digit number is a decimal, only the first 6 digits will be displayed. If it is an integer, the first 6 digits will be displayed.
Will be expressed using scientific notation, the maximum number is 9.99x1011
3. Color ring resistance conversion, supports 4-ring resistance and 5-ring resistance, and the maximum calculation range is small
Within 4KM, the accurate calculation range is less than 1M, and it will be automatically recognized based on the number of input colors.
4-ring resistor or 5-ring resistor
4. Enter sleep mode by pressing the button to reduce power consumption
5. 6-digit precision

Package Includes:
1x Parts Kit
1x Shell(Optional)

Component Name	Component Symbol	Quantity
In-line monolithic capacitor 105	C1	1
1220# Button Cell Holder	BT1	1
Tactile Switch	KEY1-KEYI7	17
Android charging port	P1	1
3-digit digital tube Common anode red	P4, P5	2
STC Microcontroller DIP28	U1	1
IC Socket28P	U1	1
CR2032 Button Battery 3V	Not includes	1
Button cap 10105.6 Transparent cap 11.811.83.9		17
Shell	Optional	1
Screw package		1
Circuit Board		1
Key Stickers		1

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

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marcar VIP5
ES
18/01/2025

This calculator KIT provides also color code decoding for resistors. It's not difficult to assemble and keeps you entertained for a while while soldering and assembling.

This calculator KIT provides also color code decoding for resistors. Its not difficult to assemble and keeps you entertained for a while while soldering and assembling.

This calculator KIT provides also color code decoding for resistors. Its not difficult to assemble and keeps you entertained for a while while soldering and assembling.
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Willem100 VIP3
NL
24/10/2024

keurig verpakt en snel aangekomen.

keurig verpakt en snel aangekomen.

keurig verpakt en snel aangekomen.
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