1.R6C dry battery. 2.Diameter:13.5 14.4mm. 3.Height:49.2 50.0mm. 4.0.000% mercury and cadmium. 5.Continuous discharge time:50mins. 6.Packing:4pcs/shrink pack,60pcs/inner box,1200pcs/outer carton,1550ctns/20'fcl. Carton dimensions:36.5x23.5x16.5cm. G.W.:17kg.