PRODUCT SPECS: M5Y0X ; Battery Type: Li-ion ; Voltage: 11.1V ; Capacity: 97Wh ; 9 A+ Cells. With Two Free Screwdrivers. 100% Brand New. If you are not sure about the model, please contact the CUSTOMER SERVICE through the 'Ask a question' window on the right corner of the store page. Response will be reached in 24h. REPLACEMENT P/N: CWVXW DHT0W HCJWT 8P3YX 0T54FJ M1Y7N P9TJ0 RU485 T54FJ 8858X 7FJ92 M5Y0X 04NW9 2P2MJ T54F3 KJ321 UJ499 PRV1Y 71R31 4YRJH R48V3 M5YOX NHXVW YKF0M P8TC7 911MDS 911MD P15G P15F P16G X57F1 PRRRF XV2VV 312-1163 312-1164 312-1165 312-1242 312-1310 312-1311 312-1323 312-1324 312-1325 451-11704 451-11947. All batteries are certified by UL-/CE-/FCC-/RoHS. As a professional laptop accessories manufacturer with decades of experience, we have been committed to providing customers with better products, constantly overcoming technical problems. If you have any doubt about laptop accessories, we are happy to serve you. Customer first is our aim.