Lenovo A6000 Battery comes in Secure and Safe packaging as similar as it comes with your smartphone . Warranty : 3 months Warranty, (Swallon/Physical/water/fire damage is not included in warranty). PLEASE CHARGE YOUR BATTERY FOR AT LEAST 8 HOURS BEFORE FIRST USE AND DAILY CHARGE IT FOR 2-3 HOURS FOR BEST RESULTS. PLEASE DO NOT CHARGE YOUR PHONE OR BATTERY FOR MORE THAN 4 HOURS. This battery is totally compatible and will fit cornor to cornor your mobile phone. Precautions: if your mobile phone charges and discharges suddenly and your mobile phone battery has no bludge (phulapan) . it is the problem of your mobile phone then go to nearby shop and get your mobile phone checked. if your are still confused about mobile phone problem and battery problem . then you are free to ask about your query. pls email us. you will get response from us within 8-10 hours. The above process will help you to make you right purchase.