.Electricity performance: Working voltage:≤50VDC Operating current: ≤100mA Contact resistance: 0.5-10Ω Switch power:0.25—500mV Insulation resistance:≥100mΩ( 250VDC) Base material pressure:1500VDC 2. Physical performance: Service life:10000000times Touching with joint forces :20g Snapping back time :≤5ms Switch traveling schedule :0.1mm The caudal may fold:≤ 180°(turn over freely) 3. Environment adaptability: Operating temperature: -40 ℃- 30 ℃ Working humidity: ﹤ 96% ` Altitude :0~6000m