No rewiring required. This wireless light switch kit sets up in minutes by pairing the switch with the receiver for instant operation. Key benefits Longrange control: Up to 660 feet outdoors and 100 feet indoors with a robust 433 MHz signal that passes through walls. Expandable system: Add multiple wireless switches in the same area without interference; quick pairing to grow your lighting setup. Compact receiver: Size 83 x 1.5 x 0.83 inches; fits discreetly in junction boxes or behind wall switches; rated for over 400,000 operating cycles. Reliable compatibility: Designed to work with compatible 433 MHz wireless switches for stable performance. What it solves Eliminates wiring changes while giving you convenient, remote lighting control. Lets you place switches where you need them most, not where a traditional switch is located. Usage scenarios Living room: control a lamp from your sofa without rewiring. Porch or driveway: operate outdoor lighting from inside the house. Garage or workshop: turn on task lighting from your workbench. Attributes Function: wireless switch control with a dedicated receiver Compatibility: works with compatible 433 MHz wireless switches Size: compact receiver fits in standard boxes Performance: long range, wallthrough capability, durability