ESP8266

$3.99
ESP8266,Have fun on the Internet with the least amount of money.

nRF24l01 mini-Ultra small 2.4G communication module

$1.991pcs
The extremely compact 2.4G wireless transmission module, with a size of only 12 * 18mm while maintaining the same antenna area, is only half of the same type of module

RC522-RFID wireless card reader

Price range: $1.99 through $2.19
RC522,customize your RFID access control card
Select options This product has multiple variants. The options may be chosen on the product page

NRF24l01-2.4G communication module

$1.991pcs
Do you want to build your own 2.4G high-speed long-distance transmission network? Or is there a lack of stable remote control signal transmission solutions when making remote-controlled cars? Let's take a look at nRF24l01