Shenzhen Watson Lighting Co., Ltd.
Main products:EL Section, LED Section
Products
Contact Us
  • Contact Person : Mr. zhao wilson
  • Company Name : Shenzhen Watson Lighting Co., Ltd.
  • Tel : 86-755-29463993
  • Fax : 86-755-29463283
  • Address : Guangdong,Shenzhen,Floor 5, Building B, Baoyunda Center, Baoan
  • Country/Region : China
  • Zip : 518000

function rule calculator

function rule calculator
Product Detailed
1)durable plastic key. 2)ECO-Friendly 3)big screen 4)auto-power-off.

description

check and correct electronic calculator Autumn Festival

1)12 digits and correct calculator.

2)the check key and correct key can modify the wrong inputted numbers.

3)dual power supply ( solar and battery).

4)99 steps reply to check each process. and it can correct the mis-input .

5)it switch the power off automatially if there has been no key entered for about  5 minutes.

6)it seems clearly with big screen.

7)magnet on the back.

   

function rule calculator



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