T34mon
Casio's calculator watch is back – a true blast from the past
A classic Casio watch is back in some new finish options ... the calculator – you'll find dual time, a 1/100th-second stopwatch, an alarm function and more. It also makes use of Casio's bio ...
Hackaday3y
Modding A Casio W800-H With A Countdown Timer
Stock, the Casio W800-H wristwatch ships with dual time modes, multiple alarms ... The hack involves popping open the case of the watch and exposing the back of the main PCB.