Navihood A1 Speed Sensor

Third-Generation Sensor Technology

The Navihood A1 uses a third-generation algorithm with geomagnetic and gyroscope technology for accurate speed data.

The algorithm has been continuously improved and optimised for challenging conditions, including bumpy mountain roads and strong magnetic environments, achieving up to 99.8% data accuracy.

Bluetooth BLE 5.0 & ANT+

The A1 supports both Bluetooth BLE 5.0 and ANT+ connectivity.

• Bluetooth: Due to Bluetooth protocol limitations, only one speed or cadence sensor can be connected at a time.

• ANT+: Speed and cadence sensors can be connected simultaneously.

Compatible Apps & GPS Bike Computers

Compatible with popular cycling apps and GPS head units, including:

• Navihood

• Zwift

• Garmin Connect

• Garmin

• Wahoo

• Bryton

• Suunto

• Huawei GT

• And more

Premium Components

The A1 is built with high-quality components for reliable performance and durability.

• Fully gold-plated PCBA

• Reliable wireless signal

• Easy to install and use

• Durable construction

LED Indicator

The built-in LED indicates the sensor's connection and battery status:

• Slow flashing: The A1 is connecting to a GPS bike computer or app via Bluetooth.

• Solid light: The A1 is successfully connected to a GPS bike computer or app.

• Fast flashing / unstable speed data: The battery may be low. Replace the battery with a new one.

Easy Battery Replacement

A small battery-cover removal tool is included with the sensor. It makes removing the battery cover easier while helping prevent scratches.

Steps to Replace the Battery

1. Insert the included opening tool into the battery cover.

2. Rotate the battery cover to the unlock position.

3. Use the other side of the tool to pull out the battery cover.

4. Remove the battery insulation film.

5. Reinstall the battery cover.

Product Specifications