NinjaBatt Laptop Battery for Dell J1KND Inspiron N5110 N7110 N5050 N7010 N5010 N4110 N4010 N5040 N5030 M5030 3520 15R 17R Vostro 1540 3750 3550 312-1201 312-0234 - High Performance [6 Cells/4400mAh] PREMIUM QUALITY REPLACEMENT NOTEBOOK BATTERY: Bring your laptop back to life with Ninjabatt's high quality laptop battery - Made of high quality materials, top grade battery cells and packed with safety features. TRUE CHARGING CAPACITY THAT LASTS: Every one of our replacement notebook batteries are tested to meet OEM specifications. Our 6 cells Li-ion battery is rated at 49wH/4400mAh/11.1V - true charge capacity that wont let you or your laptop down. SAFETY FIRST: Dont fall into buying cheap and unsafe batteries, our batteries are UL/CE-/FCC-/RoHS certified for safety and packed with a variety of safety features, including short circuit, overheat, and overload protections. HIGH QUALITY COMPONENTS & 12 MONTH WARRANTY: Our Laptop batteries are assembled from top quality material and circuit boards to ensure durability and performance. We only use grade A battery cells that provide up to 500 charging cycles. Were so confident in the performance of our replacement laptop batteries that were including a 12-month warranty with every single purchase. COMPATIBLE DELL PART NUMBERS & MODELS: 04YRJH | 07XFJJ | 08NH55 | 312-0234 | 312-1201 | 312-1205 | 4T7JN | 4YRJH | 8NH55 | 9T48V | J1KND | JXFRP | YXVK2 | Inspiron 13R | 14R | 15R | 17R | 3420 | 3520 | M5010 | M5030 | M5110 | N3010 | N4010 | N4050 | N4110 | N5010 | N5030 | N5040 | N5050 | N5110 | N7010 | N7110 | M501 | M503 | Vostro 1440 | |1450 | 1540 | 1550 | 3450 | 3550 | 3750 Reliable performance Extended battery life Safe use anytime, anywhere