Mark. samsung. . specificities. lot of 2 samsung inr 18650 2500 mah batteries: power: 2500 mah. voltage: 3.7 v. continuous discharge current: 20 a. maximum discharge current: 35 a. composition inr: lithium ion nickel manganese cobalt. to be inserted in the compartment of your e - cigarette provided for this purpose. weight: 45g. . dimensions. egoed e cigarette battery: length x diameter (cm). 6.55 x 1.85cm