$ sudo apt-get update
$ sudo apt-get install gkrellm-thinkbat 

gkrellm-thinkbat is installed in your system.

Make ensure the gkrellm-thinkbat package were installed using the commands given below,

$ sudo dpkg-query -l | grep gkrellm-thinkbat *

You will get with gkrellm-thinkbat package name, version, architecture and description in a table

gkrellm-thinkbat package basic information: