Modding A Casio W800-H With A Countdown Timer

Stock, the Casio W800-H wristwatch ships with dual time modes, multiple alarms, and a stopwatch - useful features for some. However, more is possible if you just know where to look. [Ian] decided to d

Casio W800H Blackbird - CasiMods® - Casio Modifications

HIDDEN FUNCTION IN MY CASIO W800H MODULE??? WHAT THE HECK!!!! CAN I TURN IT ON???

Casio Watch With Multiple Countdown Timers Discount Buying

The Value Proposition: The Casio AE1200WH-1A World Timer, At Less Than One Dollar Per Time Zone - Hodinkee

Subtle W800H: Old 1AV movement in new 1BV case on a 22mm Ritchie nylon Nato strap with Jays and Kays adapters, plus lume and timer mods. : r/casio

Wristwatch

Casio W800H Countdown Timer Mod

Adding timer function to W-800h : r/casio

Casio W800 Timer Modification- Unlock Useful Feature of W800 (W800H/W-800H)

Casio W800H hidden countdown timer function?

Casio Mods – SKXMOD

2021, Hackaday

Casio 10 Year Battery Life Watch on the James Bond Nylon Strap W-800H-1AVES - Canada

MODDED TIMER Casio W-800H-1AV Black Dual Time Unisex Digital Sports Watch #9

Casio] W-800H. Modified to have a countdown timer function!!! : r/Watches