Brand new and high qualityCommodity material: ABS+ electronic componentsCommodity style: BlueProduct weight: 72gProduct size: 7.5X4cmHuman eyes will once again focus on the salt rich sea!Magic power toy car， using salt water as power， do not need any battery， just add some salt water can make it run up， completely green toys.Today， in the world to promote environmental protection and energy saving， this is undoubtedly a major invention.Love you for creative toys， trendy toys， will not miss.For children， in the game at the same time， you can also start to learn the knowledge of green energy， and to develop the good habit of environmental protection， while the ability to develop by DIY.Matters needing attention:1， how to make salt water solution: add salt， tap water at 1 (salt) than 5 (water). Any ratio of salt water from 20% to 99% is feasible， but the 20% will be the most effective.2， the use of brine for some time， the car will be more and more slowly and then stop. Then add salt water again to start the car.3， each piece of anode metal plate is a consumable material， may be oxidized， if not used， can be replaced with a new anode metal film (product suite contains 3 anode metal pieces).4， if long time don't need salt water to drive the car， without the use of words and need to clean the FC module: washing cathode plate， remove the salt residue on the anode plate， are respectively dried all parts， otherwise it will shorten the service life of the anode sheet metal.Anode plate every time you have to wash away the water wash away the surface of the layer of corrosion， if more than 20 10 times a day， said the anode plate can be used for a few days， if a time with 2 to 1 times can be used for a few months， about 60 to 70 timesPackage includes：1 x PC