Brand: G-SHOCK Gear Shock <br>● Driving method: Quartz (Battery) <br>● Waterproof performance: 20 ATM water resistant <br>● Display method: Analog digital display <br>● Full auto calendar <br>● Shock resistant structure (shock resist) <br>● Anti-magnetic clock <br>● LED light <br>● World Time: 48 time cities in the world (29 time zone, with daylight saving time setting function) + UTC (Coordinated Universal Time) time display, home time city change function <br>● 1/1000 second stopwatch <br>● Timer <br>● Alarm function <br>● Accuracy: monthly difference ± 15 S <br>Battery life: About 2 years