The G91J0 Battery is a black Li-Ion battery designed for Dell laptops such as the Inspiron, Vostro, and Latitude series. With a capacity of 41Wh, the battery offers an operation time of approximately 1.5-3 hours. It is 100% compatible with OEM standards and comes with a manufacturer warranty of 5 years. This battery is suitable for models such as Dell Inspiron 14 5410, 15 3510, and Latitude 3320, and is certified by FCC, CE, UL, and RoHS. Please note that this battery is only compatible with 54Wh batteries and not with 41Wh or 64Wh batteries.