Offers and recommendations:

Ptit USBTTL - FTDI USB to TTL serial adapter (without jack) 17,50EUR* 3,57EUR*		Elektronik-Experimente für Kids 24,99EUR* 10,00EUR*		Test Clip red		10 kΩ 1/4 W carbon film resistor 5%, 100 Pieces

Highlights:

Kit CO2-Guard Kit to build a CO2 traffic light for monitoring the indoor air quality in the office or school. With IoT connection.		UltraGauge EM Plus OBD II Scanner and display for data during your drive.
LED Neonflex Flexible LED neon strips for designing characters, symbols and for lighting. 12 V and can be cut every 1 cm.		OBD II Head-Up-Display As in the luxury class: speed display on the windshield with the OBD II head-up display