Model: L20L3PD4 // Voltage: 11.52V // Capacity: 57Wh 4948mAh // Color: Black // Type: Plug & Play Li-ion Battery. Replacement for Part Number: L20L3PD4 SB11E24664 5B11E24665 L20C3PD4 SB11C73240 5B11C73245 L20M3PD4 SB11C73243 5B11C73244 L20D3PD4 SB11C73241 5B11C73242. Compatible Models: Fit for Lenovo Thinkpad E14 Gen 3 2021 // E14 Gen 4 2022 // E15 Gen 3 2021 // E15 Gen 4 2022 Series. Note 1: In order to find the right model, please open the back case of your laptop and check the model number of your original battery. Note 2: Before installing the replacement battery, please read the manual carefully.