Shelly The Pill universal Wi‑Fi/Bluetooth sensor with USB‑C

15,50 €
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Product code: 579924-1
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The compact and lightweight Shelly The Pill sensor offers dual connectivity: Wi‑Fi 2.4 GHz and Bluetooth BLE 4.2, power via USB‑C, and broad integration options. It enables temperature, humidity, and voltage monitoring, supports popular probes DS18B20 and DHT22, and handles digital inputs/outputs. Thanks to the Shelly Gen3 platform, it provides MQTT, webhooks, encryption, and custom scripts for smart automations in both home and technical installations.
USB‑C power and pocketable design

USB‑C power and pocketable design

The compact body and 5 V power via USB‑C enable quick installation virtually anywhere. Low consumption < 1 W is ideal for continuous operation.

Smart measuring and monitoring

Smart measuring and monitoring

Supports up to 5× DS18B20 and 1× DHT22, built‑in voltmeter 0–2.5 V, and with an expansion module up to 0–30 V for battery and technical systems.

Universal connectivity and automation

Universal connectivity and automation

Wi‑Fi 2.4 GHz and BLE 4.2, MQTT, webhooks, HTTP, and scripting on the Shelly Gen3 platform for easy integration into smart homes and industry.

Shelly The Pill is a miniature universal sensor designed for reliable measurement of temperature, humidity, and DC voltage with support for both analog and digital sensors. Thanks to 5 V USB‑C power and < 1 W consumption, you can easily deploy it in an electrical panel, at an aquarium, in a utility room, or in a smart home.

On the Shelly Gen3 (ESP32‑C3) platform it supports MQTT, WebSocket, and HTTP, encrypted communication, schedules, webhooks, and scripting. In plug‑and‑play mode it works with up to 5 DS18B20 probes simultaneously and one DHT22 for temperature and humidity. The built‑in DC voltmeter 0–2.5 V and, with an add‑on, up to 0–30 V expand monitoring options, for example for 3.7/12/24 V battery systems.

Configurable digital I/O (3.3 V) allow you to connect door, motion, or water‑leak sensors, or control low‑voltage devices using an external SSR module (up to 30 V / 300 mA). Thanks to its miniature dimensions of 26 × 19.95 × 8.5 mm and weight of 3 g, it fits even where space is minimal.

  • Universal integration: MQTT, WebSocket, HTTP, webhooks, and scripts.
  • Broad compatibility: DS18B20 (up to 5), DHT22, analog/digital I/O.
  • Reliable connectivity: Wi‑Fi 802.11 b/g/n and Bluetooth BLE 4.2.
  • Practical power: USB‑C, power draw < 1 W.
  • Expandability: SSR module (2 channels), analog module 0–30 V.

Specifications

Manufacturer
Shelly
Product name
Pill
Color
white
Dimensions
26 × 19.95 × 8.5 mm
Weight
3 g
Enclosure material
plastic
Operating temperature
-20 °C to 40 °C
Operating humidity
30% – 70% RH
Power supply
5 V DC (via USB‑C)
Power consumption
< 1 W
Low threshold (digital)
< 0.83 V
High threshold (digital)
> 2.48 V
Max. digital input voltage
3.3 V
Max. switching voltage
3.3 V
Max. switching current
20 mA
Built‑in DC voltmeter
0–2.5 V
DC voltmeter with external module
0–30 V
Voltage measurement accuracy
±(2% + 5 digits)
Supported external sensors
1 × DHT22; up to 5 × DS18B20
Wi‑Fi
802.11 b/g/n, 2401–2483 MHz, max. power < 20 dBm
Wi‑Fi range
up to 30 m indoors, up to 50 m outdoors (depending on conditions)
Bluetooth
BLE 4.2, 2402–2480 MHz, max. power < 10 dBm
Bluetooth range
up to 10 m indoors, up to 30 m outdoors (depending on conditions)
Processor
ESP32‑C3 (ESP‑Shelly‑C38F)
Flash memory
8 MB
Compatibility and integration
MQTT, WebSocket, HTTP, webhooks, scripts (Shelly Gen3)
I/O interface
digital inputs/outputs 3.3 V; analog measurement
15,50 €