Mechanical Tsuyosa Watch NJ0158-89Y Case Color_Stainless Steel Silver The app automatically records altitude

The app automatically records altitude data measured by the watch and route information acquired by a smartphone's GPS

• Accuracy: ±20 seconds per month

Download the app to control watch settings

it is guaranteed to find those its designed for

Mechanical Tsuyosa Watch NJ0158-89Y Case Color_Stainless Steel Silver The app automatically records altitudeCalibre No. 8210 Movement Automatic Signal Reception Without Radio Reception Function Strap Stainless Steel Water Resistant Water Resistant to 5 bar Weight 138g Thickness 11. 7mm Case Size 40mm Case Stainless Steel Glass Sapphire Glass Warranty 3 years warranty Specification Automatic Date Display Worldwide Limited 1999pcs