Alliboo Laptop battery for Dell Latitude E6420 E6430 E6520 E6530 E5420 E5520 E5430 E5530 4YRJH 8858X KJ321 M5Y0X P8TC7 P9TJ0 R48V3 RU485 T54F3 T54FJ [Li- ion 11.1V 5200mAh] Battery Type: Li- ion; Voltage: 11.1V; Capacity: 5200mAh; 6 Cell; Weight:320g; Black. High performance, high quality, compatible with E6420, E6520, E5420, E6430, etc. Overcharger and Discharger Circuit Protection, CE-/FCC-/RoHS-Certified for safety DELL Low power consumption IC design; Tested with strict quality control standards; Direct warranty from Manufacturer. Condition: New, 1 year warranty! Please ensure the product(s) that you are going to buy fits the brand, model, part number and dimension of your device.