Car siren speaker are built in public-address system. You can talk to other people with this mic in your car. You can also have a joke with your friends, they will not know who is talking. Suitable for any 12V vehicle: car siren speaker can be installed in any vehicle with 12V DC Power. You can install it in Car, Truck, RV, Boat, etc.
Hold the on/off button 3 second turn it on ! Make sure the battery install correct ! (check the picture on the list how to put the battery). 12 speed of powerful vibration. Color: Pink. As a perfect gift for yourself or your lover.
This is designed to remove harmful deposits and build up in carburetors,fuel injectors , combustion chambers, manifolds and ports. This also cleans catalytic converters and oxygen sensors to restore engine powe. 473 ml treats 20 gallons of gasoline fuel
