Made in China end in August 2014 and received in late November 2014, this battery of 3 months of age was only 63% has preloaded which is great. The manufacturers preload between 50 and 75% or 62.5% on average. It means cete battery has been no loss or leakage in 3 months. Starting at 10%, the 100% charge in 2 hours with a charger against two amps 4h for the original Samsung. In heavy use on my super optimized note2, it takes me 36 hours before the datteintre 19h against 15% for the original Samsung. It also has repaired the fault that have all note2. Namely they reboutent any salt if the cpgne. And although the manufacturer of this battery has added over the edge, a tiny moss that hangs best battery in its housing which repaired this famous bug false contacts. Congratulations. For 10 euro I welcome the performance.