Main Technical Specifications
Manufacturer / Model: Mijia (Xiaomi), model JTQJ‑BF‑01LM/BW

Housing: Matte white ABS plastic (fire-resistant)

Operating Temperature: −10 °C to +55 °C

Power Supply: 12 V ⎓ 70 mA (via 220 V AC adapter)

Detected Gas: Methane (natural gas)

Communication: ZigBee (Mi Home or Aqara gateway required)

Dimensions: Approx. 80 × 80 × 29 mm

Weight: 80–90 g

Siren and Signals: Audible and visual alarm when methane concentration exceeds normal level

Smart Home Integration: Supports automation in case of gas leak — automatic exhaust fan activation, notifications, triggering other smart devices

Self-diagnostics / Push Notifications: Monthly self-check reminders, smartphone notifications via Mi Home app