Instant purchase is welcome. We will ship via "Rakuraku Mercari Bin." We plan to sell out during the Super Mercari Sale period. We also welcome requests for combined purchases with other products. I received this as a gift a year ago. I don't plan to use it, so I hope someone else can. I opened it for the photos. [Product] Shot Navi Measurement Device W1 Evolve (White) [Specifications] Size: Φ47.5mm x 13.2mm Weight: 65g Display: MIP color reflective LCD Battery: Lithium polymer battery Full charge time: Approximately 2.5 hours (via PC) Continuous usage time: Up to 9 hours when using GPS (up to 20 days in watch mode)