[She was hardly a child, hints seen beneath the blue cloak as she handled the device--a young woman, but not an adult yet. And in clothing that would scandalize any victorian, although she'd added a baggy sweater against the cold, that acted like a short dress.]

Glad to hear it--so yes, I suggest if you're not actively using it, you keep it off to conserve power. It can be recharged, likely you'll find the way to do that at the place you're designated to stay, if she's given you an apartment number yet. That's accomplished by doing this.

[Demonstrating and turning the device on and off. She proceeded to demonstrate how to switch between the various functions, and what each one did. Pulling out her own device, to use as an example for him.]

Any other questions?