Dentsing 11.31V 50Wh C31N1339 Battery for ASUS ZenBook UX303L Q302L Series Laptop Model: C31N1339 Color:Black Voltage:11.31V Capacity:50WH Compatible P/N: C31N1339 Compatible with: ASUS UX303L Q302L Series 6 Months Warranty. If you have any issue, please contact us, we will help you resolve it before you leave a negative feedback or low review.Thanks for your kind support and patience.