Features:Size: 27.8x15.9x10mmRoller Diameter: 4.75mmLever Length: 27mmRating: 15A AC250VWithstand Voltage: AC1，0000V 1 MinuteInsulation Resistance: 100M O DC500VContact Resistance: <100mOSoldering Temperature: 250°C Max 3 sec.Ambient Temperature used: -25°C to +80°CAmbient Humidity Used: <85% RHMechanical Life: 5，000，000 cyclesElectrical Life: 100，000 cyclesOperating Force: 160Part number is HV-156-1C25Package Included:100% Brand New10x HV-156-1C25 Switch