PHYSICAL
Size (HxWxD): 86x86x31 ±0.5 mm / 3.39x3.39x1.22 ±0.02 in
Weight: 95 ±1 g / 3.35 ±0.05 oz
Mounting: Ceiling
Shell material: Plastic
Color: White
ENVIRONMENTAL
Ambient temperature: -0 °C to 55 °C / 32 °F to 131 °F
Humidity: 30 % to 95 % RH
Max. altitude: 2000 m / 6562 ft
ELECTRICAL
Power supply voltage AC: N/A
Power supply voltage DC: 1x 3 V CR123A battery
Battery life: 5 years
SENSORS, METERS
Smoke sensor: Photoelectric
RADIO
RF band: 2401 - 2495 MHz
Max. RF power: <20 dBm
Wi-Fi protocol: 802.11 b/g/n
Wi-Fi Range: Up to 30 m / 100 ft indoors and 50 m / 160 ft outdoors (Depends on local conditions)
Bluetooth Protocol: 4.2
Bluetooth Range: Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors (Depends on local conditions)
MCU
CPU: ESP32
Flash: 4 MB
FIRMWARE CAPABILITIES
Webhooks (URL actions): 10 with 2 URLs per hook
Scripting: No
MQTT: Yes
CoAP: No