Wireless Controller PJ-4 Knob Series

The Wireless Controller PJ-4 Knob Series provides intuitive wireless control for compatible smart lighting systems through a sleek rotary knob interface. Easily turn lights on or off, adjust brightness with a simple rotation, and recall customized lighting scenes without the need for hardwired wall controls.

Designed for quick, wire-free installation, the controller mounts to virtually any flat surface using the included adhesive backing, making it ideal for new construction, remodels, and retrofit lighting applications.

Powered by 2 × AAA batteries (included), the PJ-4 Knob Series communicates wirelessly using LeMesh Inside 2.4G Mesh technology and supports select Bluetooth Mesh and Wi-Fi lighting ecosystems.

Features

• Wireless rotary lighting controller
• Smooth rotary dimming control
• One-touch scene recall
• On/Off lighting control
• Wireless installation — no control wiring required
• Surface mounts using included adhesive backing
• Powered by 2 × AAA batteries (included)
• LeMesh Inside 2.4G Mesh wireless communication
• Supports:
  • LeMesh Inside
  • SIG Mesh
  • Tuya Bluetooth
  • Xiaomi Bluetooth
  • Xiaomi Wi-Fi
• Wireless range up to 98 ft (30 m) line of sight
• Ultra-low standby current: <5 μA
• Operating temperature: -4°F to 140°F (-20°C to 60°C)
• Modern, low-profile design
• Gray finish
• Ideal for residential and commercial lighting control

Available Model

Gray

Specifications

Applications

Perfect for:

• Residential Lighting
• Smart Homes
• Luxury Homes
• Hotels
• Restaurants
• Retail Stores
• Jewelry Showrooms
• Office Spaces
• Hospitality Lighting
• Architectural Lighting
• LED Lighting Control
• Wireless Retrofit Installations

What's Included

• 1 × Wireless Controller PJ-4 Knob
• 2 × AAA Batteries
• 1 × Adhesive Mounting Pad
• User Documentation

Compatible With

Designed for compatible lighting systems supporting:

• LeMesh Inside 2.4G Mesh
• SIG Mesh
• Tuya Bluetooth
• Xiaomi Bluetooth
• Xiaomi Wi-Fi

Compatibility depends on the lighting system, receiver, gateway, and control configuration being used.

Why Choose the PJ-4 Knob Series?

The Wireless Controller PJ-4 Knob Series provides a simple and elegant way to control compatible smart lighting without installing additional control wiring. Its rotary interface offers intuitive brightness adjustment, On/Off control, and convenient access to programmed lighting scenes.

With wireless 2.4G Mesh communication, adhesive surface mounting, and included AAA batteries, the PJ-4 Knob Series provides a clean and flexible control solution for modern residential, hospitality, retail, and commercial lighting applications.