AMBIANCE-LITE :  ENVIRONNEMENT sensor measuring temperature and humidity, including lithium 3.6V batteries, and communicating via LoRaWAN™.   Accessories : PILE-LITH-AA 3.6V AA Lithium battery. Capacity 2.7 Ah ALIM-RAIL-5V Power supply 230 VAC - 5 VDC. DIN RAIL mounting ALIM-BLOC-5V Power supply 230 VAC - 5 VDC compatible