Adafruit Feather M0 WiFi - ATSAMD21 + ATWINC1500
This is the Adafruit Feather M0 WiFi w/ATWINC1500 - an 'all-in-one' Arduino-compatible + high speed, reliable WiFi with built in USB and battery charging. The module works with 802.11b, g, or n networks & supports WEP, WPA and WPA2 encryption. You can use it in Soft AP mode to create an ad-hoc network. This version comes with an onboard antenna.
Your Price: €44.85
Weight: 10 g