Physical

Size (HxWxD):

45x20x8 mm / 1.77x0.79x0.21 in

Weight:

5 g / 0.18 oz

Material:

Plastic

Color:

White

Environmental

Ambient temperature:

-20 °C to 40 °C / -5 °F to 105 °F

Humidity

30 % to 70 % RH

Electrical

Power supply:

5 VDC (from USB Type-A port)

Power consumption:

< 1 W

Radio

RF band:

2400 - 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 20 m / 66 ft indoors and 30 m / 100 ft outdoors
(Depends on local conditions)

MCU

CPU:

ESP32

Flash:

4 MB

Firmware capabilities

Scripting:

Yes

MQTT:

Yes

CoAP:

No