Part	Link
Arduino Pro Mini	https://www.aliexpress.com/item/CP2102-Module-Pro-Mini-Module-Atmega328-3-3V-8M-For-Arduino-Compatible-With-Nano/32500647746.html
RN2483	https://www.digikey.ch/product-search/en/rf-if-and-rfid/rf-transceiver-modules/3539948?k=RN2483
Breakout	https://www.tindie.com/products/DrAzzy/rn2483-breakout-bare-board/
SMA connector	https://www.aliexpress.com/item/RF-SMA-connector-End-Launch-Jack-PCB-Mount-wide-flange-062-short-version-wholesale-free-shipping/628591871.html
Antenna	https://www.aliexpress.com/item/Free-shipping-868MHz-external-antenna-radio-receivers-antenna-SMA-Male-2pcs-Lot/32712333763.html?detailNewVersion=&categoryId=5092101
Kit resistors, switches, LEDs	https://www.aliexpress.com/item/Eclipse-Glasses-Generic-Parts-Package-for-Arduino-Diy-Starter-Kit-Shippng-List-1-20-List-for/32314907745.html
Extra jumper wires (F-M)	https://www.aliexpress.com/item/NEW-40pcs-20cm-1p-1p-female-to-male-jumper-wire-Dupont-cable-for-Breadboard/567085698.html
HRLV-MaxSonar-EZ1 (2.5-5.5V)	http://www.digikey.ch/product-detail/de/sparkfun-electronics/SEN-11308/1568-1308-ND/5762458
DS18B20 (3V-5.5V)	https://www.aliexpress.com/item/DS18B20-Total-Waterproof-Temperature-Sensor-Water-Temperature-Sensor-For-Arduino-Compatible/32536545876.html
Xiaomi Flower Monitor BLE	https://www.aliexpress.com/item/Original-Xiaomi-Flora-Monitor-Digital-Plants-Grass-Flowers-Soil-Water-Light-Smart-Tester-Sensor-for-Aquarium/32701321129.html
SI1145 (3.3V-5V)	https://www.aliexpress.com/item/SI1145-UV-IR-Visible-Sensor-I2C-Light-Breakout-Board-GY1145/32525305707.html
BME280 (1.7-3.6V)	https://www.aliexpress.com/item/BME280-Digital-Sensor-Temperature-Humidity-Barometric-Pressure-Sensor-New/32672562548.html
Sensirion SHT21 (2.1-3.6V)	Provided by Decentlab
CC2540 (3.3-6V)	https://www.aliexpress.com/item/AT-09-BLE-Bluetooth-4-0-Uart-Transceiver-Module-CC2541-Central-Switching-compatible-HM-10/32461170479.html
BH1750 (3-5V)	https://www.aliexpress.com/item/GY-302-BH1750-BH1750FVI-light-intensity-illumination-module-for-arduino-3V-5V/32601578816.html
Wind sensor (5V)	https://www.aliexpress.com/item/factory-direct-wind-sensor-0-5V-voltage-signal-wind-speed-transmitter-anemometer/32278954672.html
LM386 (3.3-5.3V)	https://www.aliexpress.com/item/Sound-Detection-Module-Sound-Sensor-Voice-Detector-LM386-Intelligent-Sensor/32333863195.html
HC-SR501 (4.5-20V)	https://www.aliexpress.com/item/wholesale-Hight-quality-PIR-Sensor-Human-Body-detecting-module-Pyroelectric-HC-SR501-For-Arduino-MCU-Free/32371446236.html
Ublox PAM-7Q (3.3-5V)	Provided by Ublox
Buzzer (3.3-5V)	https://www.aliexpress.com/item/Buzzer-module/32579149938.html
SSR -80DD (3-32V)	https://www.aliexpress.com/item/1pcs-solid-state-relay-SSR-25DA-25A-3-32V-DC-TO-24-380V-AC-SSR/32663806352.html
MQ-x (5V)	https://www.aliexpress.com/item/9-PCS-1-Lot-Gas-Detection-Sensor-Module-MQ-2-MQ-3-MQ-4-MQ-5/32436270993.html
SDS011 (5V)	https://www.aliexpress.com/item/Nova-PM-sensor-SDS011-High-precision-laser-pm2-5-air-quality-detection-sensor-module-Super-dust/32371221952.html
Flame sensor (3.3-9V)	https://www.aliexpress.com/item/1Pcs-5-Way-Flame-Sensor-Module-Digital-Analog-Output-for-Arduino-Raspberry-pi/32351601513.html
Breadboard (incl. wire, pwr)	https://www.aliexpress.com/item/MB102-Breadboard-power-module-MB-102-830-points-Solderless-Prototype-Bread-board-kit-65-Flexible-jumper/32690555189.html
IR Photoelectric Switch Barrier (3.3-5V)	https://www.aliexpress.com/item/C18-Free-Shipping-10pcs-lot-TCRT5000-Infrared-Reflective-IR-Photoelectric-Switch-Barrier-Line-Track-Sensor/32606954210.html
RS485 Adapter	https://www.aliexpress.com/item/MAX485-Module-RS-485-TTL-to-RS485-MAX485CSA-Converter-Module-For-Arduino-Integrated-Circuits-Products/32667981058.html
Level Converter 3.3-5V	https://www.aliexpress.com/item/5pcs-lot-IIC-I2C-Logic-Level-Converter-Bi-Directional-Module-5V-to-3-3V-For-Arduino/1972791896.html