GPS hybrid radio solar Case width 41.1 x 56.1 mm Thickness 14.7 mm Titanium 10 ATM water resistant Titanium carbide byte processing Double-sided anti-reflective coating Safire galas (dual-curve) With neo Brite Tough solar (solar charging system) GPS signal reception function: automatic receiving ( time received a maximum of one time per day ) / manual receive (receive location, time received) Standard radio receiver: receive automatically ( up to 6 times per day ) ( Chinese radio waves up to 5 times per day ) [Japan] incoming radio wave :JJY, frequency: 40kHz/60kHz (Fukushima, Kyusyu both stations compatible models) [North America] incoming radio wave :WWVB, frequency: 60 kHz [Europe region received radio :MSF/DCF77, frequency: receives and is set in the city 60 kHz /77.5kHz China received radio :BPC, frequency :68.5kHz * home time setting standard radio wave can be received according to the City Bureau. The time difference is set by set city or time zone. Needle position automatic correction features Airplane mode World time 27 cities ( 40 time zones and daylight saving time automatic settings when ) + UTC (universal coordinated time) time display Stopwatch ( 1 / 20 sec, 24 minutes total ) Battery charging warning feature Power saving function (stop sewing after certain period of time in the dark, save battery life) Date and day of the week Full Auto calendar In solar power with no driving time from full charge time Feature used when: 7 months If the power saving state: 18 months