LB1 High Performance Laptop Battery for Dell Vostro 1310 1320 1510 1520 Notebook Computer PC [4400mAh 6 cells 11.1V] - 18 Months Warranty LB1 High Performance&reg; battery for Dell Vostro 1310 1320 1510 1520 are environmentally friendly and certified by RoHS to be free from mercury - lead - cadmium - PBDE and PBBs. LB1 High Performance&reg; Commercial Grade Laptop Batteries for Dell Vostro 1310 1320 1510 1520 are custom manufactured to be 100% compatible and optimized for your Dell Vostro 1310 1320 1510 1520 laptop Dell Vostro 1310 1320 1510 1520 High Performance notebook battery utilizes high quality grade "A" cells for higher performance longer life and more reliability. Dell Vostro 1310 1320 1510 1520 High Performance meets and/or exceed OEM specification and will not void your original manufacturer warranty. Fast charging. Low power consumption. Built-in protection circuit ensures both safety and stability. Batteries capacity: 4400 mAh | Chemistry: Li-ion | Voltage: 11.1 Volts | Cells: 6 | wHr: 49. 100% Customer Satisfaction. Fast Same-Day Shipping by 12:00 PM PDT. 30-Day Money Back Guarantee. 18 Months Warranty. Exclusive $100000 Product Protection Plan! Satisfies Government - School - Health care enterprise and Corporate account purchase order requirements.