A d d i t i o n a l s a f e t y i n f o r m a t i o n54braking systems, electronic speed control systems, air bagsystems. For more information, check with the manufactureror its representative of your vehicle or any equipment that hasbeen added.Only qualified personnel should service the device, or installthe device in a vehicle. Faulty installation or service may bedangerous and may invalidate any warranty that may apply tothe device. Check regularly that all wireless device equipmentin your vehicle is mounted and operating properly. Do not storeor carry flammable liquids, gases, or explosive materials in thesame compartment as the device, its parts, or enhancements.For vehicles equipped with an air bag, remember that air bagsinflate with great force. Do not place objects, includinginstalled or portable wireless equipment in the area over theair bag or in the air bag deployment area. If in-vehicle wirelessequipment is improperly installed and the air bag inflates,serious injury could result.Using your device while flying in aircraft is prohibited. Switchoff your device before boarding an aircraft. The use of wirelessteledevices in an aircraft may be dangerous to the operation of