SOS Card

Feature

• LoRaWAN Transmission 
• Ultra-low power consumption ≤ 8mA
• Endurance ≥ 10 days
• Lightweight and portable
• Intelligent sleep control
• SOS Mode/Power Saving Mode
• Automatic mode switching 
• Waterproof magnetic charging

Product Parameter

• Dimension  92.5*60*9.4mm
• Battery  CR2032*2 480mAh
• Operating temperature -20℃~75℃
• Operating Current  <=8mA

LORAWAN parameters

• Wireless Protocol  LORAWAN v1.0.2
• Type  Class A
• frequency range  902MHz ~ 928MHz(US 915)
• Bandwidth  125/250/500KHz configurable
• data rate 0.018-37.5kbps
• modulation technique CSS (Chirp Spread Spectrum)
• RX Power  +22dBm (max)
• TX Sensitivity  -139dBm@SF12/125KHz
• Operating mode  Sleep/SOS Mode
• Storage Temperature  -40℃～80℃
• Storage Current  <=5mA