Tips ? Please double check your phone model prior to purchasing to ensure this replacement battery is compatible with your phone. Product Specifications - Battery Capacity: 4,300 mAh - Battery Type: Lithium Ion Polymern - Voltage Output: 3.85 V - Watt-hour: 16.55Wh COMPATIBLE MODELS -Google Pixel 3XL -G013C Package Includes: -Replacement Battery for Google Pixel 3XL x 1 pcs -1 x Manual Guide NOTE: FAQ after installation Q1. Why battery connector don’t fit? A1: Please check if you have bought and received wrong model battery, you can check your phone model on the back of your phone. Q2. Why phone can’t turn on? A2: Make sure battery connector was connected correctly and charge phone for 15 minutes with original charger and cable. The charging needs to be charged to 5% before it can be turned on normally, If battery have exhausted battery power. Q3. Why battery won’t charge? A3: Maybe bad connect. Reopen your phone and reconnect the battery connector to logic board socket. Make sure battery connector connects well. Note: if small stuff ( such as debris, or some other obstruction )drops in the battery socket, clean it up. Q4. Why the battery I bought is not fully charged after installation? A4: For security, battery is never full charged when leaving factory and testing. It’s normal that batteries level is between 5-80% charged when you first put into phone. Q5. Will I lose any date when changing my battery? A5: No data will be lost if the repair process is done correctly. You can find some instruction videos on YouTube or find a technician for help if you don't know how to replace your battery.