manufacturer: Polar Otsikko: Accessory S3 sensor Price 22,00 € 110,00 € Price without tax17,53 € Quantity Add to cart Add to compare Add to Wishlist All Polar productsFree shipping on orders over 99 €Free order pick up from shop from Lappeenranta Detailed description Accessory S3 sensor Very stable and accurate measurement of speed, pace, distance and step frequency based on nanotechnology. The sensor's state-of-the-art technology ensures accurate and uninterrupted running pace, speed and distance measurement in terrain and urban areas. Compatible with: RS800, RS800CX Weight: 0.39 kg