¡¾Packing¡¿ independent carton packaging,laptop ac adapters built-in sponge, anti-static bag, product instruction manual ¡ú anti-shock proof anti-static pressure packed to ensure safe transport of the battery! [Reading] where first time buyers to use the battery, first charge the battery for 12 hours, full of 100%, with the remaining electric discharge used in auto-sleep, and then charge the machine for 12 hours to fully activate the lithium-ion, to achieve maximum capacity. If you often use the power adapter job, discharge the battery out, this machine will not only help reduce the heat, but also to increase battery durability. 1 Tips for laptop battery standby time idle, you can turn off the screen (shortcut key Fn + F3) when appropriate to reduce the use of laptop LCD brightness (shortcut key Fn + Home/End) infrared port, Bluetooth and wireless card when not in use Please turn off. (Shortcut key Fn + F5) does not call often used in addition to external devices (such as: PC cards and CD-ROM) used for the first 2 battery tips: It is recommended to fully charge and discharge the battery at least three times more activity to activate the batteries for everyday use: Avoid using the battery voltage to below 3%: 14. 4V Capacity: 1800mAh batteries: 4 core life time :1. 5-2 hours applies to models: IBM X40T X41T battery Color: Black Battery Label Type: Warranty : 12 months, new compatible laptop batteries are imported intelligent control IC, the new batteries production, quality, reliable cost-effective! Be sure to check the sign for the goods inside the clear packaging, unpacking inspection properly express the consequences of the surface pocket! ! ! The buyer received the goods within 10 days of quality problems returned free of charge, to be a warranty replacement warranty freight buyers from the production pay! ! !