Оригинальный сообщение: SIMRAN ,
the new battery is not the original one . i already faced this problem . i have changed the battery on iphone4 with the cheap market. after installing battery phone not charging the battery as same as remained charged. battery percentage is not increasing . but after changing the battery again with the original problem solved. the original battery i pulled form working phone. just change the battery. it will solve your also problem.