For sale is a Pro Trek PRG-270D. I have confirmed the operation, light illumination, and sensor functionality before listing, so you should be able to use it as is. The band is a stainless steel band. Regarding the condition of the product, there are scratches on the band, bezel, and glass, and it shows signs of use. Returns and exchanges are not accepted. The following is from the manufacturer's website: A new model has arrived from "PRO TREK," which features the newly developed sensor system "Triple Sensor Ver.3"*. A model with a high-quality stainless steel solid band is available. By combining silver and black, we have created a sharp design. This is a new model that combines functionality and quality as an outdoor watch. *What is Triple Sensor Ver.3? It is equipped with a newly developed small magnetic sensor that has achieved a 95% size reduction and a pressure sensor with improved measurement accuracy. By combining this new sensor with Casio's unique sensor IC, which has improved processing capabilities, the functions of the triple sensor have been dramatically improved. Pro Trek Triple Sensor Ver.3 equipped Brand: CASIO