This battery does NOT fit on the following models:
Satellite L600 Series and up
Satellite P775-S7215
Satellite P755-S5390
Satellite A665-S6070
Satellite P750 series
Satellite C655
The battery will protrude out the (bottom/side) of the laptop and will cause your laptop to sit at an angle. You may not be able to connect to a docking station with the extended battery.