SPECIFICATIONS

XOSS Official Store

2025 NEW: ARENA Speed & Cadence Sensor

【Universal Fit】The speed and cadence sensor is only 8.5g weight and 7.5mm thinness, making it suitable for all types of bikes like road, mountain, gravel bike etc.
【Accurate Data】Dynamically optimizes sampling to 100 times/sec for precisely training data.
【Bluetooth/ANT+ Dual Protocols】Compatible with mainstream devices on the market like bike computers, sports apps, smart watches(Apple Watch requires watchOS 10 or later)
【300H Long Battery Life】Comes with CR2032 button battery, 1 hour of riding per day in speed mode can last for about 300 days.
【XOSS App Support】Change modes and check the training data in XOSS app. Switch to cadence mode: Green light flashes slowly. Switch to speed mode: green light flashes quickly.
【IPX7 Waterproof】 The built-in protective o'ring can resist heavy rain and mud splash.
【One Year Warranty】Feel free to contact us via email(support@xoss.co) or XOSS app.

Attention

1. Please read the user manual carefully before you use the item.
2. XOSS App currently does not support recording indoor cycling activities. If there is a need for indoor training, you can use it with other cycling apps.
3.Two sensors required to measure speed and cadence simultaneously.
4.Please remove the insulating film in the battery compartment before first use