Original Model Number A41-X550, A41-X550A-H, AS X550-4S1P, X550CA, X450, K450, K550 Suitable Model Asus A450 A450C A450CA A450CC A450L A450LA A450LB A450LC A450V A450VB A450VC A450VE A550 A550C A550CA A550CC A550L A550LA A550LB A550LC A550V A550VB A550VC F450 F450C F450CA F450CC F450L F450LA F450LB F450LC F450V F450VB F450VC F450VE F550 F550C F550CA F550CC F550E F550EA F550L F550LA F550LB F550LC F550V F550VB F550VC F550VC F552 F552C F552CL F552E F552EA F552EP F552V F552VL K450 K450C K450CA K450CC K450L K450LA K450LB K450LC K450V K450VB K450VC K450VE K550 K550C K550CA K550CC K550L K550LA K550LB K550LC K550V K550VB K550VC P450 P450C P450CA P450CC P450L P450LA P450LB P450LC P450V P450VB P450VC P550 P550C P550CA P550CC P550L P550LA P550LC R409 R409C R409CA R409CC R409L R409LA R409LB R409LC R409V R409VB R409VC R409VE R510 R510C R510CA R510CC R510D R510DP R510E R510EA R510L R510V R510VB R510VB R510VC X450 X450 X450C X450CA X450CC X450CP X450E X450EA X450EP X450L X450LA X450LB X450LC X450V X450VB X450VB X450VC X450VC X450VE X450VE X450VP X452C X452CP X452E X452EA X452EP X550 X550A X550B X550C X550CA X550CC X550D X550D X550V X550VC What's in the box 1 X Battery