Motorcycle Bike IC card Alarm induction invisible lock ImmobilizerFeatures:100% brand new and high quality. Fine workmanship， with two card unlockerSuitable for DC， AC motorcycleTurn off the electric door lock， invisible lock will automatically set up defences， more saferSafe and reliable ， anti- lock picking， anti-cut lineSimple to use， easy to installSpec.:Material: ABS + electronic componentsOperating voltage: 12V +/- 3VQuiescent Current: <8.5mAOperating frequency: 125KHZSpeaker Specifications: 125dbSpeaker size: 5.45x5.45x3cm， wire approximately 45cmSensor Switch radius: 5.8cm， wire approximately 79cm Host Size: 6.8x6.75x3cm， wire approximately 11cmNet Weight: 130gGross Weight: 180gPackage Size: 17.2x11x4.3cm Packing Accessories:Host X1Speaker X1Sensor Switch X1IC card X2Stickers X1Manual X1