In all cases, buyers pay shipping fees at their own cost to return products for exchange or refund.

For all returned products, customer MUST contact us for the returning address.Our warranty does not extended to any products that are physically damaged or that are not under normal operating conditions as a result of misuse or improper installation on the buyer/user's part.We are not responsible for custom duties.c) These charges are normally collected by the delivering freight (shipping) company or when you pick the item up – do not confuse them for additional shipping charges.b) Please check with your country's customs office to determine what these additional costs will be prior to bidding /buying.These charges are the buyer's responsibility. a) Import duties, taxes and charges are not included in the item price or shipping charges.The shipment usually takes 7-30 business days depend on delivery country.If item urgently, please contact us for detail before purchase. All items will be shipped out via Post POST, CHINA POST or Express.Items are generally shipped out within 5 business days after payment has been cleared (Sat.We reserve the right to charge the shipping fee again for returned items due to wrong address. We are not responsible for undeliverable address.Please never take out the battery from laptop when it is being charged or discharged.

Please check your adapter firstly for the charging problems of the battery.

The mismatch of the adapter or the adapter that has been used over longtime may cause the battery not to be charged, because of the inefficiency output of the adapter is not sufficient.

The battery must be charged up to 70% for longtime storage out of the Laptop.

Please do not discharge the battery to 0%,as that will damage the battery pack and shorten it's life.

When you use the new battery at the first time,Please discharge the battery to 2% of the full charger then charger it to 100%.

Please check the production year at your laptop's back side. With same model but in different production year, the battery is different. Original battery A1321 and battery A1382 have same size and same casing housing,but different connetor.

Battery for mid 2010 macbook pro 15