SPECIFICATIONS 超声波传感器,塑胶壳 10热销ModelNoQSC-10BCenteFrequency40 2KHzFreeCapacitance3000 20%pFMin.SoundPressureLevel 110dB/10Vrms/50cmSensitivity-75dBmin.OperatingTemperature-40℃~+80℃Weight2g ◆ Valueapplingratedvoltage 联系人:徐小姐QQ:1041309028Tel:+86-519-86464518 Fax:+86-519-86464189