CARMTEK Level Wizard v2.0 - Wireless RV Leveling System | Camper Leveling System with Extensible Legs for Accurate Leveling | Fast & Easy Way to Level Your RV

"Automatic Shut Off An automatic shut off function automatically times out the device after 10 minutes of inactivity, extending the batteries life.

Both Base and Remote Modules are provided with On/Off switches.

Battery Operated Requires 3 x AAA batteries for the Base Module and 3 x AAA batteries for the Remote Module.

Batteries are NOT included."