1/10-second stopwatch (measuring capacity: 1,000 hours) Countdown timer; 5 daily alarms; Full-auto LED backlight (Super Illuminator)

Introducing this PRO TREK and celebrating its trailblazing progress in every direction: easy to use, easy to read, easy on the environment. The dual-layer LCD allows compass graphics to …

Integrated Solar Panel That Uses Sunlight and UV Light to Recharge the Watch’s Battery. Triple Sensor (digital compass, barometer/altimeter, and thermometer) senses natural changes. The …

Sep 4, 2022 · To review the Casio Pro Trek PRG340, I did what one should do with a timepiece like this — I took it into the mountains. Pro Trek watches have traditionally been typified by …

Feb 24, 2025 · One of Casio’s classic outdoor tool watches returns with its signature triple-sensor design, in an all-new environmentally friendly biomass plastic case. Designed to assist with …

Dec 8, 2022 · With its massive numerals, technical credentials, and intuitive layout and interface, the ProTrek PRG340-1 has all the makings of a long-term, go (almost) anywhere companion.

Jul 31, 2022 · Casio is introducing the all-new Pro Trek PRG-340 series in August. Like the previous PRG-240, the major features of the PRG-340 include Tough Solar power, Triple …

Get the PRO TREK PRG-340 featuring environmentally responsible materials. This is the first PRO TREK timepiece with a Dura Soft band made from reused resin scraps left over from …

5 time alarms (only 1 with snooze function), time signal light LED backlight (with full auto light, super illuminator, afterglow function, afterglow time switching (1.5 seconds/3 seconds))