portable car alarm <p>Note: First use need power on<br/> Method: press and hole the arm key of the remote control until the alarm host sounds a short 'Bi', at this time shake the alarm host until it sounds 3 times short "Bi", it shows that the alarm host is been powered on and con use normally.</p> <p>How to adjust touch sensitivity?<br /> Long Press disarm key of the remote until the remote LED light long bright; Then press arm key, the sensitivity will be adjusted from high level to low level. There are 7 different kind of tone corresponding different sensitivity level. "Do" is the highest sensitivity level.</p> <p>Application Function:<br /> Arming and disarming<br /> Adjusting touch sensitivity<br /> Changing the electrical bell sound.<br /> Searching vehicle.<br /> SOS functions<br /> Battery low indicate<br /> Working environment temperature: -20~60 degree<br /> Working environment: <80%<br /> Storage temperature: -30~70 degree</p> <p>Increasing more remote controls<br /> You can increase more remote controls depending on your needs see the instruction set</p>bike motion sensor alarm alarma para moto