Battery type: Lithium Polymer. Voltage:11.4V Capacity:75Wh Cell:6 Cells recharge cycles: 500. The battery is durable and has overcurrent protection, anti-overcharge, anti-overdischarge and temperature control functions. Replacement for Part Number: 8N0T7 08N0T7 TMFYT 0TMFYT d69v4 451-bcjq. Compatible Laptop Models:For Dell XPS 15 9575, Dell XPS 15 9575 2-in-1, Dell XPS 15-9575-D1605TS Series, Dell XPS 15-9575-D1805TS Series, Dell XPS 15-9575-D2605TS Series, Dell XPS 15-9575-D2601TS Series, Dell XPS 15-9575-D2805TS Series, Dell XPS 15-9575-D2801TS Series, Dell XPS 15 9575 i5-8305G Series, Dell XPS 15 9575 i7-8705G Series, Dell Precision 5530 2-in-1 Series. Security & Reliability: Our batteries are assembled from top quality material and circuit boards to ensure fast charges and low power consumption, 100% New from Manufacturer, Overcharge and Overdischarge Circuit Protection, Over-temperature and Short-circuit Protection, up to 500 recharge cycles over the life of the battery, mee