This high quality Acer Aspire V3-472 battery will get your laptop up and running the right way at a reduced price.The battery has been precision-engineered and rigorously tested for capacity, voltage, compatibility and safety to exceed original equipment manufacturer specifications. The quality of this Aspire V3-472 battery is certified as well by TUV,RoHS and the CE to name a few.It ships fast to you and we will stand behind our products for 1 full year. Li-ion batteries do not suffer from the memory effect. They generally last between 500-800 charge/discharge cycles. For more: http://www.laptop-pc-battery.co.uk/acer-laptop/acer-aspire-v3-472-battery