You get 60 days with the much more expensive Vertix 2 and that also has an always on display https://www.coros.com/vertix2 https://www.coros.com/vertix2 I have

You get 60 days with the much more expensive Vertix 2 and that also has an always on display https://www.coros.com/vertix2 https://www.coros.com/vertix2 I have the Coros Pace, so can vouch for their battery life claims. I get between one and two weeks between charges, depending how much I use the GPS.