BND Laptop Battery for Dell J1KND, N7110 N7010 N5010 N4110 N4110 M5030 M5110, Vostro 3450 3550 3750 3550N - 12 Months Warranty [6-Cell 4400mAh/49Wh] Battery type: Li-ion; Cells: 6-cell; Capacity:4400mAh / 49Wh; Voltage: 11.1V Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. Compatible Models: Dell Inspiron 13R (N3010), 14R (N4010 / 4010 / N4010D). Compatible Part Numbers: J1KND/4T7JN/312-0234/04YRJH/9T48V/383CW/W7H3N/312-0233/451-11510/07XFJJ/9TCXN/YXVK2 12 months hassle-free warranty service.We provide best prices possible on the highest quality products and the most popular brands. Please check if this battery is compatible with your computer before purchasing. Part numbers of compatible batteries and Computers are listed as following.