watchos 8 x series 3

Apple watch series 3仲可以升上watch os8

又可以用octopus. 幾抵用！如果做運動最好不用編織帶，膠帶最好。

https://www.apple.com/hk/newsroom/2021/06/watchos-8-brings-new-access-connectivity-and-mindfulness-features-to-apple-watch/ 

https://www.octopus.com.hk/tc/consumer/mobile-payment/apple-pay/about/index.html