On/Off

From Unearthed Arcana: Modern Magic.

Description
Transmutation cantrip (technomagic)


 * Casting Time: 1 action
 * Range: 60 feet
 * Components: V, S
 * Duration: Instantaneous

This cantrip allows you to activate or deactivate any electronic device within range, as long as the device has a clearly defined on or off function that can be easily accessed from the outside of the device. Any device that requires a software-based shutdown sequence to activate or deactivate cannot be affected by On/Off.

Learned By

 * Classes: Sorcerer, Warlock, Wizard
 * Subclasses: Cleric (City Domain), Fighter (Eldritch Knight), Rogue (Arcane Trickster)
 * Races: High Elf