Vtonsports Automatic Tire Deflators are tested and improved many times before they are released to the market. Our data shows they are better in speed, accuracy,consistency and reilability. Every deflator is tested before shipping to the customer. tire deflators If you frequently airdown for offroad adventures, then you must have vtonsports automatic deflators. They will make tire deflating much easier. Our direct to customer business model ensuring the most competitive prices. For more information visit our website.