Specification: 1) Type: Li-ion 2) Voltage: 14.8V; capacity: 4.4Ah 3) Replacement original battery model: PCGA-BP2NX, PCGA-BP2NY 4) For original brand laptop: a) Sony PCG-FR102 PCG-FR105 b) PCG-FR130 PCG-FR215E PCG-FR215H Pcg-fr215m c) PCG-FR215S Pcg-fr285e PCG-FR285M PCG-FR295MP d) PCG-FR315B Pcg-fr315m Pcg-fr315s PCG-FR33 e) PCG-FR33B PCG-FR33/B PCG-FR395EP PCG-FR415B f) PCG-FR415M Pcg-fr415s PCG-FR495EP PCG-FR55 g) PCG-FR55B PCG-FR55/B PCG-FR55E PCG-FR55E/B 5) Dimensions: 147.40 x 86.40 x 18.95mm 6) Color: dark gray 7) No memory effect 8) Both OEM and ODM are welcomed 9) Guarantee: 6-12 months