Batterymarket 7.4V 47Wh Laptop Y9N00 Battery for Dell XPS 12 XPS 13 XPS 13-l321x XPS 13-l322x XPS L321x 489XN Battery type: Li-ion; Voltage:7.4V,47Wh Li-Ion Battery 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. CE-/FCC-/RoHS-Certified for safety. 24 x 7 email support 12Months warranty,30Days money retum guarantee