inputs.text: sprint evo charger - purchased charger sprint evo cell phone amazon using duracell 1000 mlah charger would partially half charge phone fully charge cell phone completely discharged fully charged 56 times recharge battery pack works great happy purchase came fast not worry dead cell battery wherever go actually bought one friend cannot stop thanking telling many times uses not know without one longis thankful type device not worry getting touch son wants get touch happy quality product would recommend anyone needs battery power phone kids gaming devices extend enjoyment