This article fits the following models:Lenovo Ideapad 100 80QQLenovo TianYi100-14Lenovo TianYi100-14IBDLenovo TianYi100-15IBDLenovo V4400This article replaces the following types:5B10K022155B10K022185B10K02219L15L4A01L15M4A01L15S4A01Technical data:Voltage: 14.4 VoltCapacity: 2200 mAhPower: 31.7 WhType: Li-IonColour: BlackLength: 276 mmWidth: 37 mmHeight: 20 mm This article is a high-quality battery, which is ideal as a replacement battery for your defective or old notebook battery, or as an additional replacement battery for on the go.Protective electronics and the processing of high-quality components offer you a high degree of safety, both against overcharging and against short circuits. The battery can therefore achieve a higher number of charge-discharge cycles. This means a longer service life for your new battery, which can be used and charged as usual via your standard charger/power supply unit. Only new quality branded cells are used. Unless expressly stated in the title / item description, all items listed are not original accessories, but items from third-party manufacturers. All company names, brand names and trademarks listed are the property of the respective manufacturer and are used solely for clear identification.