Gorilla Automotive Products 9000TG Compact Cycle Alarm with Tire Pressure Gauge Ultra-Compact and powerful 120 decibel Siren Three powerful sensors keep your bike safe: A new internal tilt sensor, an adjustable 2-stage shock sensor and a current sensor LED Warning Light indicates the alarm is armed and provides a visual deterrent against theft Simple, direct-to-battery installation takes less than 30 minutes and requires no special tools Includes 3-button remote transmitter and FREE Gorilla TG-1 Tire Pressure Gauge (A $10 Value!)