Certification ISO 9001:2015 Durability : 1,000,000 cycles Durability : 1,000,000 cycles p2 Corrosion resistance-Grade4 : 240h Corrosion resistance-Grade4 : 240h p2 General requirements operation at extremes of temperature(-15°C~40°C) General requirements operation at extremes of temperature(-15°C~40°C) p2 Mechanical performance and durability Mechanical performance and durability p2 Mechanical performance and durability p3