1:Mercury free,enviroment-friendly 2:battery original manufacture. four production lines of international standard LR6, LR03   alkaline manganese battery with an annual capacity of 80 million pieces.the fifth line has been importing. 3:the quality exceed national standard GB/T7112-98. 4:competitive price 5:Naked battery is available to meet customer desire and we can label the battery in accor-dance with customer.