3 ms·
Digital watches also exist, last years on a single cell and some have a solar cell to extend that. A cheap Casio F-91W is accurate to 1 sec/day and I imagine yo
by bpye 3y ago
Digital watches also exist, last years on a single cell and some have a solar cell to extend that. A cheap Casio F-91W is accurate to 1 sec/day and I imagine you’ll find others that can do better.
- bookofjoe 3y agohttps://www.walmart.com/ip/casio-casual-black-resin-digital-watch-f91w/137055947?wmlspartner=wlpa&selectedSellerId=12905&adid=22222222227137055947_12905_14069003552_202077872&wl0=&wl1=g&wl2=c&wl3=42423897272&wl4=aud-393207457166:pla-295289030566&wl5=9008335&wl6=&wl7=&wl8=&wl9=pla&wl10=117446510&wl11=online&wl12=137055947_12905&veh=sem&gad_source=1&gclid=CjwKCAiAg9urBhB_EiwAgw88me7WXx8ENyMUUJLvLe9Y384QnHiL-8C-PiT75z7iRFZl1cnj0B4C3BoCp2MQAvD_BwE https://www.walmart.com/ip/casio-casual-black-resin-digital-...