This is a Russian Imperial 2 Kopek coin struck in 1879 during the reign of Tsar Alexander II. The obverse features the Imperial double-headed eagle with the legend 'МЕДНАЯ РОССИЙСКАЯ МОНЕТА' (Copper Russian Coin) and 'ДВЕ КОПЕЙКИ' (Two Kopeks). The reverse shows the denomination '2 КОПЕЙКИ' within a wreath with the date 1879 and the St. Petersburg mint mark 'С.П.Б.'