A. Work environment: -25-55(Celsius); B. Electrical Performance Rated current: 1.5Amps; Rated voltage: 125VAC; Insulation resistance: :≥100MΩ; Contact resistance: ≤ 39mΩ; Withstand voltage strength: 1000V 50(60) Hz AC 1 C. mechanical property: Intensity: ≥ 7.7Kg Lifetime: ≥ 200 D. material PC, Combustibility achieved GB/T 5169.7-1985 standard