▁St raw berry ▁Tre es ▁installed . ▁The ▁first ▁St raw berry ▁Tree ▁was ▁installed ▁in ▁October , ▁ 2 0 1 0 ▁in ▁the ▁main ▁square ▁of ▁O br en ov ac ▁municipality , ▁Ser bia . ▁During ▁the ▁first ▁ 4 0 ▁days ▁from ▁presentation ▁of ▁the ▁solar ▁char ger , ▁ 1 0 , 0 0 0 ▁charg ings ▁were ▁measured . ▁One ▁year ▁later , ▁in ▁co operation ▁with ▁Tele kom ▁Ser bia ▁Company , ▁a ▁second ▁Public ▁solar ▁char ger ▁for ▁mobile ▁devices ▁was ▁set ▁up ▁in ▁Z ve zd ara ▁municipality , ▁Bel grade , ▁Ser bia . ▁In ▁the ▁same ▁month , ▁a ▁third ▁St raw berry ▁Tree ▁was ▁set ▁in ▁Nov i ▁Sad , ▁Ser bia . ▁By ▁the ▁beginning ▁of ▁ 2 0 1 2 , ▁more ▁than ▁ 1 0 0 , 0 0 0 ▁charg ings ▁had ▁been ▁achieved ▁on ▁all ▁three ▁St raw berry ▁trees . ▁ ▁In ▁co operation ▁with ▁Tele kom ▁Ser bia ▁Company , ▁St raw berry ▁energy ▁also ▁installed ▁St raw berry ▁Tree ▁at ▁these ▁locations : ▁ ▁K ik inda , ▁Ser bia , ▁in ▁July , ▁ 2 0 1 2 . ▁V ran je , ▁Ser bia , ▁in ▁August , ▁ 2 0 1 2 . ▁Bor , ▁Ser bia , ▁in ▁October , ▁ 2 0 1 2 . ▁Val je vo , ▁Ser bia , ▁in ▁October , ▁ 2 0 1 2 . ▁ ▁In ▁co operation ▁with ▁city ▁of