There's a bed inside of this motel room and multiple storage containers that are a safe place to store items. Alternatively, you receive this room as a reward if you reach the Accepted rank with the town of Novac.
The Dino Dee-Lite motel room is a player home in Novac that you can purchase from Jeannie May Crawford for 100 Caps. Below you can find a description of each player home and how to gain their ownership. There are many player homes to earn throughout New Vegas and its DLC however, not all of them have amenities like storage space.