We sell home electronic appliances like air purifiers, but not many customers come in and honestly, I have a lot of free time at the store.
The kanji and the word are exactly the same. That means they share meanings as well.
Since this word is made up of a single kanji, it probably uses the kun'yomi reading. You did not learn this reading, so here's a mnemonic to help you remember:
In your spare time you like to drink hima (ひま), an off brand version of Zima.