Dell J1KND 11.1V 48Wh Battery Sturdy Design and Current capacity Do you want to replace the battery of your Dell Laptop to improve its performance, then Dell J1KND is the one for you. It has a sleek construction and is designed specifically for heavy usage. The product measures 25.4x10.2x5.1 cm in dimensions and weighs 249 grams, making it portable. To add ruggedness, the battery is made of high-quality material. It is a 4800 mAh 6 cell lithium-ion rechargeable battery which allows you to enjoy several hours of multitasking without any lags. Moreover, it has an input voltage of 11.1 V giving continuous power backup of around 10 hours. Amazing Compatibility, The Dell 11.1V battery can be used with a number of Dell laptops including Inspiron and Vostro series. It is compatible with the various part numbers including 4YRJH, 383CW, HHWT1, 6P6PN, 8NH55, PPWT2, 9JR2H, 5XF44, J1KND, and much more. For long battery life, you can maintain a monthly drain cycle. This product comes covered with 1-year warranty.