Please Note: The air hose supplied with this kit may become brittle from prolonged exposure to UV/sunlight. – Stow when not in use. Never allow the hose to come into contact with the head of the compressor during use (melting hazard). The use of the included air hose is not recommended in sub zero or freezing conditions. The 400P does not work with Presta bicycle valves. Tracking numbers will be updated to as quickly as possible once an order has processed and shipped. Tracking numbers are updated manually, so please allow enough time for your information to be entered after your order has been placed. Returns will be accepted if the item is unused, uninstalled, in the original packaging and in brand new condition. Items that are defective may also be returned. We are not responsible for i.