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DIY Calculator Soldering Kit MCU Calculator Digital Tube Display with Acrylic Case

GY20433
5 9
$22.99 $16.09
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1.Description:
  It is a calculator DIY soldering kit. It can perform addition,subtraction,multiplication,division,negative numbers,and decimal point operations.
 
2.Feature:
  1).It uses in-line components and is easy to solder.
  2).It doesn't require a computer,the calculator kit is pre-programmed.
  3).It is powered by a single CR2032 battery and can be carried anywhere without being tethered.
  4).It can be turned on instantly,turned on at any time,and easy to use.
  5).When not in use for a long time,it can automatically sleep,saving energy.
 
3.Parameter:
  1).Product Name:Calculator DIY Soldering Module
  2).Battery:CR2032
  3).Digital Precision:6 digits
  4).Welding Method:in-line component welding
  5).Work Temperature:-25℃~85℃
  6).Work Humidity:5%~95%RH
  7).Size:90*91*18mm
 
4.Precautions for Welding and Installation:
  1).The components are soldered on the front of the board (screen printing surface),from low to high,that is,first low-solder components,such as mega328 (pay attention to the IC direction),capacitors,resistors,battery holders,then solder the switch,and finally solder the digital tube .
  2).Use diagonal pliers to cut the excess pins as short as possible.
 
5.Debugging Steps:
  1).Plug in the CR2032 battery,and the digital tube displays CAL 1.5,indicating that the welding is successful.
  2).Press the [C] Clear key to turn it on.
  3).The calculator turns itself off after about 20 seconds of inactivity.
 
6.Note:
  1).Up to 6 positive digits or 5 negative digits.
  2).Numbers are rounded up to four decimal places.Six decimal places can be entered,but like the result,they are rounded up.
  3).According to Arduino,only up to 6 digits of precision can be achieved.
  4).Can't do zero calculations,like 5 + 0.
 
7. Installation Manual
 
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3) Bank Transfer / Wire Transfer / T/T
 

Bank Transfer / Wire Transfer / T/T payment methods are accepted for orders which the total price is up to US$500. The bank will charge about US$60 for the transfer fee if we do the payment in these ways. 

For other payment method, please contact us at orders@icstation-team.com for more details.

1. Yanwen / YunExpress / 4PX / China Post Airmail Service

(1) Due to the high risk of package lost recently, we have to stop using the free shipping way these days. Hope for your kind understanding! And the $5 is for tracking number and delivery insurance ^0^ Enjoy order from us. 

Free Shipping for all orders over $20 ^0^ (with free tracking number and delivery insurance fee)

(2) Shipping time 
Shipping time is 7-20 business days to most of countries; please view below table for exactly shipping time to your location. 

7-15 working days to: Most of Asia countries
10-16 working days to: USA , Canada , Australia , UK , Most of Europe countries
13-20 working days to: Germany , Russia
18-25 working days to: France , Italy , Spain , South Africa
20-45 working days to: Brazil , Most of South America countries

2. DHL/FedEx Express

(1)Shipping Fee: Free for the order which meet the following requirements
Total price of the order >= 200USD or Total weight of the order >= 2.2KG

When the order meets to one of the above requirement, it will be shipped for FREE via EMS/DHL/UPS Express to below country. 
Asia: Japan , South Korea , Mongolia . Malaysia , Singapore , Thailand , Vietnam , Cambodia , Indonesia , Philippines 
Oceania: Australia , New Zealand , Papua New Guinea 
Europe& America: Belgium, Britain, Denmark, Finland, Greece, Ireland, Italy, Luxembourg, Malta, Norway, Portugal, Switzerland, Germany, Sweden, France, Spain, USA, Austria, Canada
Note: Shipping Fee to other countries, please contact orders@icstation-team.com

(2) Shipping Time & Delivery Time

Shipping time: 1-3 days
Delivery time: 5-10 working days (about 1-2 weeks) to most of countries. 

Because the package would be returned to the sender if it had not been signed by the receiver , please pay attention to the arriving time of the package. 

Note:

1) APO and PO Box Addresses

We strongly recommend that you provide a physical address for order delivery. 
Because that DHL and FedEx are unable to deliver items to APO or PO BOX addresses. 
 
2) Contact Phone Number
Receivers' contact phone number is required by express shipping agency for the package delivery. Please provide us with your latest phone number.


3. Note
1) Delivery Time of mixed orders with items in different Shipping Status should be calculated using the longest estimate times listed. 
2) Chinese Holiday Reminder: During annual Chinese holidays, services from certain suppliers and carriers may be affected, and delivery for orders placed around the following times may be delayed by 3 - 7 days: Chinese New Year; Chinese National Day,etc. 
3) Once your order is shipped, you will receive an email notification from icstation.com
4) Track the order which with tracking number via below links:

YunExpress / Yanwen / China Post: www.17track.net/en
FedEx: www.fedex.com

 

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DIY Calculator Soldering Kit MCU Calculator Digital Tube Display with Acrylic Case
$16.09
$22.99
30