Need energy to keep the kids entertained? This offer entitles you to receive one pack of Eveready Alkaline AA Batteries 4-Pack. The promotion is open to members of O2 Priority who are UK residents age 16+. Offer Start and End Dates: Offer is valid from 9am – 11:59pm on 23/11/18, 30/11/18, 07/12/18, 14/12/18 and 17/12/18. Please note, you have one hour to redeem your code.