Description Product Description Our Website is your source of high-grade internal and external laptop batteries! This brand new replacement Li-Polymer Battery is made with high-grade cells from Samsung, LG and Panasonic to ensure maximum performance. The housing of this Battery pack is made of non flammable and very durable plastic, which is fire-retarded and nonperishable when dropped from low heights. We provide replacement laptop batteries for brands including Sony, Dell, Compaq, HP, Apple, Toshiba, and so many more.We are a distributor specializing in replacement laptop batteries. Through our direct relationships with the manufacturers overseas and logistics centers across the country, we can deliver high-grade replacement products to your door at the most affordable prices. Compatible Devices: Compatible Part Number: Additional Information: Dell Inspiron N4050, Dell Inspiron 14Z-4300SLV, Dell Inspiron 15N-2728BK, Dell Inspiron 15R(5010-D488), Dell Inspiron I17RN-3530, Dell Inspiron M4110, Dell Inspiron M501R-1212TMR, Dell Inspiron M5030-1719OBK, Dell Inspiron M5030-2800B3D, Dell Inspiron N7010D, Dell Vostro 2420 0YXVK2, 312-0234, 312-0239, 312-1202, P07F002, P07F003, P10F, P10S, P20G001, PPWT2 Model: Dell Inspiron 4050 SKU: 10077 Product Condition: Replacement, Brand New Voltage: 11.1V Capacity: 4400mAh Number of Cells: 6 cells Cell Type: Li-Polymer Color: Black Size: 214.3 x 57.7 x 23.3mm (L x W x H) Warranty: 3 Months Availability: In Stock, ETA 7-10 business days