Batterymarket&reg; AP13B8K Battery for Acer Aspire V5 M5-583P V5-572P V5-572G R7-571 laptop 53WH 3560mah 15.2v Battery type:Li-ion Voltage:15.2v Capacity:3560mah 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. CE-/FCC-/RoHS-Certified for safety. 24 x 7 email support,12-month hassle-free warranty. Operation time for standard batteries( 15.2v Capacity:3560mah): the actual operation time will depend on how much electricity is required by the device and how you use it.