Wireless Smoke Detector

RA02A is a high-reliability wireless control alarm device that detects the concentration of smoke in the air and sends a warning tone. It is a wireless communication method and complies with the LoRaWAN™ protocol standard. Documentation Data Sheet User Manual Highlighted Features Apply SX1276 wireless communication module 2x1.5V AAA alkaline batteries power supply LoRaWAN™ Class A compatible Frequency Hopping Spread Spectrum (FHSS) Configuration parameters can be configured through a third-party software platform Applicable to third-party platforms: Actility / ThingPark, TTN, MyDevices / Cayenne Low power consumption and long battery life Improved PO  Specifications Electric: Input power 2 x1.5V AAA alkaline batteries Standby current 12uA/3VDC Working current while alarming 580mA/3VDC Alarming dBm 85dBm @3m Alarming concentration 0.65～15.5% obs/m Frequency: TX power US915 20dbm；AS923 16dbm；AU915 20dbm；CN470 19.15dbm；EU868 16dbm；KR920 14dbm；IN86