... silver finish alloy case- Unit Size (w/o packing) :28 x 28 mm - Battery life: 1 year- Battery ; Button cell ... INFORMATION:- Packaging : Bubble bag- - Packing info. : 50pcs/ctn, :22 x 7.5 x 12.2CM, G.W.:4.1 1 ,Staff mission: to ... create wealth.6,Staff spirit: innovation, cooperation, sincerity and dedication.7,Development strategy: the internationalization of enterprises to enter the brand ...