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 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 two AAA batteries (included), the PJ-4 Knob Series communicates wirelessly using LeMesh Inside 2.4G Mesh technology and is compatible with select Bluetooth Mesh and Wi-Fi ecosystems.

Features

• Wireless rotary lighting controller
• Smooth rotary dimming control
• One-touch scene recall
• On/Off control
• Wireless installation—no wiring required
• Mounts using included adhesive backing
• Powered by 2 × AAA batteries (included)
• Compatible with LeMesh Inside 2.4G Mesh
• Supports:
  • LeMesh Inside
  • SIG Mesh
  • Tuya Bluetooth
  • Xiaomi Bluetooth
  • Xiaomi Wi-Fi
• Wireless control 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
• Ideal for residential and commercial lighting control

Available Models

Specifications

Applications

Perfect for:

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

What's Included

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

Compatible With

Compatible with lighting systems supporting:

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

Why Choose the PJ-4 Knob Series?

The Wireless Controller PJ-4 Knob Series offers a simple, elegant way to control smart lighting without running additional wiring. The rotary knob provides intuitive dimming and scene selection, while wireless communication and adhesive mounting allow it to be installed almost anywhere. Powered by included AAA batteries with extremely low standby power consumption, it delivers convenient, reliable lighting control for modern residential and commercial spaces.