TPE 9 Cells 7800mAh Laptop Battery for Acer Aspire 4253 4551 4552 4738 4741 4750 4771 5251 5253 5336 5349 5551 5552 5560 5733 5733Z 5741 5742 5750 5750G 5755 7551 7552G 7560 7741 7741Z 7750 7750G Series Battery type: Li-ion; Capacity: 7800mAh 87Wh; Cells: 9-cell; Voltage: 10.8V. 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. CE-/FCC-/RoHS-Certified for safety. 24 x 7 email support, 12-month hassle-free warranty. Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. Fast charging. Low power consumption. Built-in protection circuit ensures both safety and stability.12 Month Warranty.