UMnu. Joe Biden Unqoba eMichigan Lakwamanye Amadolobho Kuma Primary Elections amaDemocrats Zinc-air button disposable batteries, also known as “button batteries,” are the other common option. Because zinc-air batteries are air-activated, a factory-sealed sticker allows them to remain inactive until it is removed. Once peeled from the back of the battery, oxygen will interact with the zinc in the battery and “turn it on.” To get the best performance from a zinc-air battery, wait about one minute after removing the sticker to fully activate before placing it in the hearing device. Replacing the sticker will not deactivate the battery, so once the sticker is removed, the battery will remain in an active state until the power is drained. Deed of Trust: The seller will sign the deed to transfer ownership over to you, and it will have the names of all the buyers on it. Your title will be held with a third-party trustee until you have paid for the house in full. You will receive a copy of the deed at closing.