Possible to set maximum battery charge level Sager NP8651

My work Lenovo has a power control software (which is extremely glitchy) that has the ability to set a maximum charge level for laptops that are constantly plugged in. Is there a way to do this with Hotkey Control on my Sager? Is it necessary to do this for a laptop that is constantly plugged in? I read that it wasn't and would like to know if I should be unplugging it or not. If its not possible with hotkey is there a software out there that can do this or is this not possible because of...

Possible to set maximum battery charge level Sager NP8651

Possible to set maximum battery charge level Sager NP8651