Capacity: 4200
Chemistry: Li-IonWe guarantee the performance of this Amstron VSOQM91 replacement battery and all of our other products. The Amstron VSOQM91 replacement battery pictured here will ship to anywhere in the continental USA for $4.99 and averagely takes no more than 4-5 business days depending on your location. The Amstron VSOQM91 replacement battery is brand new, not refurbished.