Introducing the PRW-3400Y from the PRO TREK climber line authentic outdoor gear for nature lovers. - The case urethane band and resin back cover are made of environmentally friendly biomass plastic while maintaining a comfortable fit that fits comfortably on your wrist. - A duplex LCD with separate liquid crystals for the direction display and clock function display increases the size of the compass display and improves readability creating a functional and beautiful design that makes it easier to understand direction. - Furthermore it has a rotating bezel that is useful for simple orientation memory. - In addition by installing a pressure sensor inside the case the unevenness of the case is reduced and the buttons are shaped to be easier to operate. - It also has practical functions such as multi-band 6 that can receive radio waves from 6 stations around the world and tough solar. - The functional design creates an outdoor gear look. ・ Tough Solar (solar charging system) - 10 ATM waterproof function - Radio reception function: automatic reception (up to 6 times/day) (up to 5 times/day for Chinese radio waves) / manual reception reception radio waves: JJY frequency: 40kHz/60kHz (Fukushima/Kyushu) Model compatible with both stations) Received radio waves: WWVB frequency: 60k - Hz Received radio waves: MSF/DCF77 frequency: 60kHz/77.5kHz Received radio waves: BPC frequency: 68.5k - Hz *Home time setting If you set it to a city where you can receive it you will receive stations tailored to your city. - Please note that the time difference is set depending on the selected city. ・ World time: Time display in 48 cities around the world (31 time zones daylight savings time setting function) + UTC (Coordinated Universal Time) (60 seconds) graphic display of north south east and west bearing memory (memory of one graphic showing the angle of azimuth and recorded direction) magnetic declination correction function direction correction function barometric pressure measurement function (measurement range: 260 to 1 100h - Pa) atmospheric pressure trend graph display (displays the past 42 hours) atmospheric pressure difference graphic atmospheric pressure trend information alarm (notifies you with an arrow and sound when a characteristic change in atmospheric pressure occurs)・Altitude measurement function / Relative altimeter (measurement range: -700 to 10000m) altitude memory (up to 30 manual memory for measurement date ti..