Shelly BLU H&T Heat/Humidity Display

The Shelly BLU H&T Heat/Humidity Display is a battery-powered sensor with display that shows temperature, humidity, light levels, and time. Supports Zigbee 3.0 and Bluetooth 5.0 for smooth integration and smart automations.

Features

Dual Protocol Support: Compatible with both Bluetooth 5.0 and Zigbee 3.0 for versatile connectivity.

Real-Time Monitoring: Tracks temperature, humidity, and light levels continuously.

Energy-Efficient Display: Clear e-paper graphic display with a color inversion option (white and black background) for improved visibility.

Long-Lasting Battery: Powered by two small batteries, enabling a compact design and up to 2 years of operation.

Broad Compatibility: Easily integrates with Shelly smart devices and third-party platforms for automation and scenes.

Built-in Digital Clock: Includes a convenient digital clock display.

Flexible Installation: Comes with a desk/shelf stand, embedded rear magnets for attaching to metal surfaces, and a metal stand with adhesive for wall or vertical surface mounting.

Ultra-compact: The world’s slimmest display sensor for Humidity, Temperature & Light

Designed for Indoor Use: Ideal for homes, rooms, and offices.

Specifications

Physical

Size (HxWxD):

65x65x9 mm / 2.56x2.56x0.35 inch

65x65x33 mm / 2.56x2.56x1.30 inch (with tabletop stand)

Weight:

38g / 1.34 oz (with batteries)

43g / 1.52 oz (with batteries and tabletop stand)

Mounting:

Wall

Tabletop or Shelf

Shell material: Plastic

Screen protector: Yes, pre-applied

Environmental

Ambient working temperature: -10°C to 40°C / 14°F to 105°F

Humidity: 30% to 70% RH

Max. altitude: 2000 m / 6562 ft

Electrical

Power supply: Batteries

Battery type: 2 x CR2032

Estimated battery life: Approx. 2 years (depending on batteries used, device usage, and network connection strength)

Temperature sensor: Yes

Humidity sensor: Yes

Light sensor: Yes

Bluetooth

Protocol: 5 (LE)

RF band: 2402 - 2480 MHz

Max. RF power: < 8 dBm

Range: Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors (Depends on local conditions)

Zigbee

Protocol: 802.15.4

RF band: 2405 to 2480 MHz

Max. RF power: < 8 dBm

Range: Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors (Depends on local conditions)

Microcontroller unit

CPU: EFR32MG27

Flash: 768 kB

Firmware capabilities

Schedules: No

Webhooks (URL actions): No

Scripting: No

MQTT: No