Key Features:

✔ Barometric Pressure Sensing – 300–1100 hPa (accuracy: ±0.12 hPa). ✔ Temperature Measurement – -40°C to +85°C (±0.5°C accuracy). ✔ Altitude Calculation – Derive elevation changes from pressure data. ✔ I2C Interface – Simple 2-wire connection (3.3V or 5V logic). ✔ Ultra-Low Power – 3µA standby current (ideal for battery-powered devices). ✔ Onboard Voltage Regulator – Supports 3.3V–5V input. ✔ Compact Size (15mm × 13mm) – Breadboard-friendly.

Applications:

• Weather Monitoring – DIY weather stations, storm prediction.

• Drones/RC Aircraft – Altitude hold, flight stability.

• Smart Home – HVAC optimization, indoor air pressure tracking.

• Wearables – Hiking altimeters, fitness trackers.

Technical Specifications:

• Pressure Range: 300–1100 hPa (hectopascals).

• Resolution: 0.01 hPa (pressure), 0.1°C (temperature).

• Interface: I2C (address 0x77 or 0x76, jumper-selectable).

• Supply Voltage: 1.8V–3.6V (module includes 3.3V regulator).

• Operating Current: 5µA (ultra-low power).

Package Includes:

• 1x BMP180 GY-68 Sensor Module.

• 1x 4-pin male header (unassembled).

Why Choose the BMP180?

✅ High Accuracy – Better resolution than basic BME280/BMP280. ✅ Easy Integration – Works with Arduino, ESP8266, Raspberry Pi. ✅ Proven Reliability – Bosch Sensortec’s trusted MEMS technology.