Bluetooth Wireless Module 4.0 CC2541 Android IOS HM-10 BLE Arduino Android IOS Master Slave Bluetooth Modul for Arduino iOS Android. The HM10 supports Bluetooth 4.0 (low energy) and therefore has a relatively low power consumption. Code W0008 Available Price €17.89
W5500 Ethernet Arduino Shield UNO Web Server Expansion Module The Ethernet module for Arduino and compatible boards based on the Wiznet W5500 chip, faster than the previous W5100. It provides an easy way to connect your module to the local network and internet based WIZNET with a TCP/IP interface. Compatible with libraries with the same Ethernet API. A web server can be built with this UNO board shield. It can be used as a server or as a client. Code W0106 Available Price €19.50