Push Button

Inside diameter tolerance *based on DIN3771 unit:mm D tolerance(+/-) 1.8 – 2.5 0.13 2.51 – 4.5 0.14 4.51 – 6.3 0.15 Cross Section tolerance  unit : mm W tolerance(+/-) 0 – 1.8 0.08 1.81 – 2.65 0.09 2.66 – 3.55 0.1

*** Sweat Resistant ***3ATM（3BAR/30M） Suitable for daily use, not for long-term swimming; it can resist a small amount of hand washing, face washing, splashing water and rain. ***5ATM（5BAR/50M） Suitable for short-distance swimming in the shallows, not for diving or snorkeling. ***10ATM（10BAR/100M） Suitable for swimming and snorkeling. ***20ATM（20BAR/200M） Suitable for high-impact sports in the water and