adminParameter Voltage 11.laptop batteries 1V Capacity 1800mah battery warranty 3 months quality warranty: Our original 3-month general security, OEM’s insurance for 12 months, or if multiple packets can not be maintained Want on OK. Note: 1: hair products, we ensure that consistent with your requirements, if you receive the quality of the goods or defects in our warranty, please contact us and we will replace with a given battery free of abuse or damage will void the warranty. 2: express sign off when face to face open to view, check whether the items are in good condition, any questions, please rejected, we find the relevant logistics department is responsible for claims, if you sign up and then inform the damaged goods. yu lost some of the goods , because the responsibility can not clearly distinguish between, and thus can not claim benefits this will bring damage to your acceptance must first sign, if the courier does not agree with the first inspection, please refuse and contact us by phone. 3: If the sign was re- appearance does not match with the description of items or accessories missing, restaurant is not responsible for . 4: highly recommended products, please sign in person, such as the collection of all the problems others by the buyers themselves. Tips: 1 use a new battery for the first time when the standard calibration procedure with calibration books. If there is no standard calibration procedure, please use the electricity to more than 3%, then the machine off charge 12 hours to fully activate the lithium ion to reach maximum capacity, cycle times can. (2) the number in each cell Lithium-ion rechargeable 800 times or so, such as prolonged use of an external power supply, the battery can be removed, this machine will not only help reduce the heat, but also to increase battery durability. Because every time the power is quite connected to charge a return. Do not the case with repeated push-pull battery power, it is most likely to move the battery reimbursement, please bear in mind! 3, such as storage batteries for a long time, please pay attention to environmental temperature and humidity, and from time to time (about one month) charge time. Contact person: Miss Wu Tel: 13662272902 Contact QQ: 515304450