The battery must be FULLY charged before first use. The battery is stored in a cool and dry place.Do not Separation, extrusion, and impact. Do not put battery into water and fire. In order to receive the item as soon as possible, please pay within 24 hours after placing the order. Items are dispatched within 24 hours(except weekends and holidays) and. Don't cover items that have been abused, burned and damaged in any form. We are a professional worldwide wholesale factory. High product quality, reasonable prices, excellent customer service and a reliable credit standing is our tenet. If you are satisfied with our service.