Using these keys is easy. Just insert them into the compatible drivers and weapons of the Zero - One line. Make sure the driver is turned on before inserting the key for the best experience. When not in use, store the keys in a cool, dry place to prevent damage. Avoid dropping them or exposing them to extreme temperatures. Clean the keys gently with a dry cloth if they get dirty. That's all you need to know to keep your keys in great shape and have a blast with your Zero - One toys.