... dot rate:less than 3/10000IP rate:IP65 gradeFunctions of protection:water/rain-proof,anti-damp anti-corrosion,anti-salt ... suppression,anti-thunder.This product is perfect for over-current,short/open-circuit, over-voltage,over low voltage,phase loss protection systemsIt ... than 10 km single-mode fibertreatment period:10 years 10 grade or moreWind resistant ratingWorking environment temperature:-20°C~+60° ...