Sensepriced
Aux Sensor Kit (Temp / Vibration / Lux / ToF)
commodity (various) · CN
The cheap add-ons that ride on any ESP32 node: DS18B20 waterproof temp probes, ADXL345 vibration, BH1750 lux (lighting-consistency watchdog), VL53L0X ToF piece counting.
Data out
1-Wire / I²C → ESP32 (all ESPHome-native) → MQTT
Price
฿60–100 each · DS18B20 from ¥2.8
- 5.37 CNY — DS18B20 waterproof, Taobao flagship listing →
Sourcing
- Shopee TH / ThaiEasyElec (Bangkok) · same-day–3 days
Gotchas
- Several DS18B20 probes share one 1-Wire bus
- Keep I²C runs short; stranded wire + ferrules on anything that vibrates