The best weather stations and wireless sensors for rtl_433 and Home Assistant: Ambient Weather WS-2902, AcuRite Iris 5-in-1, Ecowitt Wittboy, WN31 and WH51, plus AcuRite lightning and budget sensors.

The best RTL-SDR dongles for rtl_433 and Home Assistant: RTL-SDR Blog V3 with dipole kit, Nooelec NESDR SMArt v5, SMArTee v2, Mini 2+, Nano 3 and the AirNav FlightStick for ADS-B, compared.

We compare 11 433MHz RF bridges and RF/IR hubs, led by the Broadlink RM4 Pro and BOND Bridge, plus Broadlink RM MAX, MOES and Toyanc Tuya hubs, an RF relay and a CC1101 DIY radio for Home Assistant.

We compare 13 SONOFF Wi-Fi devices, from the MINIR4 relay and POWR320D POW Elite energy switch to the NSPanel, MINI Duo, MINI-D, TH Elite and S41s Matter plugs, with Home Assistant and Matter notes.

The best of TP-Link Kasa and Tapo: HS220 and KS205 switches, Tapo S505D Matter dimmers, KL135 bulbs, Tapo C211 cameras, D205 doorbell and the H100 hub with T110, T315 and T300 sensors compared.

Wired ESP32 boards for ESPHome, BLE proxies and IoT gateways: Waveshare ESP32-S3 ETH with PoE, WT32-ETH01, ESP32-S3 PoE camera boards and ESP32-P4 PoE ETH boards, with honest notes on PoE and reviews.

Wi-Fi relay modules for DIY smart switches: SONOFF MINIR4, BASICR4, MINIR4M Matter, DUALR3 and 4CH Pro R3, Shelly 1 Mini Gen4, plus Waveshare, LILYGO and ESP8266 relay boards for ESPHome and Tasmota.

Wi-Fi smart plugs that keep working without the cloud: Shelly Plug US Gen4, Kasa KP115 and HS300, SONOFF S31 for Tasmota and ESPHome, Tapo P110M, Martin Jerry Tasmota plugs and more, with energy monitoring compared.

We compare 12 thermal cameras for finding hot chips and shorts on PCBs, led by the Klein TI250 and FLIR ONE Pro, plus the Klein TI290, Fluke PTi120, Seek CompactPRO, PerfectPrime and BSIDE SH7.

We compare 13 USB to CAN adapters and CAN bus analyzers on Amazon, led by the DSD TECH SH-C30A CANable and innomaker USB CAN, plus CAN FD and isolated picks, Waveshare, SavvyCAN-FD and Kvaser Leaf v3.