We provide exceptional after-sales service to all our customers.
We are PayPal Verified
PayPal is a secure and trusted payment processing service that allows you to shop online. PayPal can be used at mondaykids.com to purchase items by Credit Card (Visa, MasterCard, Discover, and American Express), Debit Card , or E-check (i.e. using your regular Bank Account).
For the protocol instruction please kindly download from Google Drive below:
https://drive.google.com/file/d/1gSBHu7bdAiZ2_JEU_ycXahLNNQa9Kt_J/view
Description :
1. Working voltage:3.0V-5.0V ; <25mA
2. Working frequency:125KHz
3. Support card:EM4001/EM4012
4. Read distance:<7cm
5. Output type:TTL
6. Read speed:<100ms
7. Size:2*1.2cm