Refs - LEDStrip Controller

Created: 1 May 2026
Updated: 8 May 2026
By: Adam Allport
Reading time: 3 mins

Introduction

This document should be your reference for anything regarding the LocalBytes LEDStrip Controller.
It will be updated whenever there are any changes to the product that need to be communicated. Please note, guides will not be typically written in this document, but in other articles, and linked.

Quick Start

As this is a WLED device, you should consult the WLED / Getting Started.

  1. Connect the power supply and LED strip to the controller.
  2. Power on the controller and connect to the Wi-Fi network it creates:
    • SSID: WLED-AP
    • PSK: wled1234
  3. Navigate to 1.2.3.4 or wled.me and follow the instructions to connect to your Wi-Fi network.
  4. Once connected, control the strip via the WLED app or integrate with Home Assistant using the WLED integration.

Power

The strip runs at whatever voltage you supply. The controller accepts 5V to 16V DC; match your supply to your strip's requirements.

Three power inputs are available: USB-C, the 5.5mm barrel jack, and the JST connector. To keep things flexible, all three share the same power rail. The supply voltage passes through directly to the strip; there is no step-down, so a 12V supply will deliver 12V to your strip.

USB-C Power Delivery

The controller supports USB Power Delivery. A dip switch on the board selects whether to request 12V from the PSU, intended for use with 12V strips. The switch requires a pin or cocktail stick to move; this is intentional, so you cannot accidentally request 12V with a 5V strip attached.

The voltage delivered depends on what your PSU supports. If it does not offer the requested voltage, it will supply the highest voltage it supports that does not exceed the request.

For example, a PSU offering 5V, 9V and 20V will deliver 9V when 12V is requested, as 20V would exceed it. If you are unsure what your PSU will negotiate, check its PD profile in the manufacturer's documentation or use a USB-C PD tester.

Firmware

This device comes pre-flashed with WLED. We have configured the firmware to default to the 5m WS2812B that is sold in the LED Strip Starter Set.
The firmware may be updated, over the air or via USB, using the mainline WLED release firmware.

Variants

At present, there are no variants of the LEDStrip Controller.
For ease of purchase, we have a bundle available, which includes a discount.

Accessories

Wiring Harnesses

Three harnesses are available, all connecting to the same 4-pin JST on the controller (VBUS, Data/GPIO1, Clock/GPIO0, GND).

3-pin: included with every controller. For single data line strips such as WS2812B.

ControllerStrip
Pin 1: VBUSPin 1: VIN
Pin 2: Data (GPIO1)Pin 2: Data
Pin 3: Clock (GPIO0)(not connected)
Pin 4: GNDPin 3: GND

4-pin: sold separately. Two variants share the same connector and wiring, differing only at pin 3 on the strip side.

ControllerStrip: ClockStrip: Backup
Pin 1: VBUSVINVIN
Pin 2: Data (GPIO1)DataData
Pin 3: Clock (GPIO0)ClockBackup (bridged from pin 2)
Pin 4: GNDGNDGND

Clock: for strips requiring a separate clock signal, such as APA102 and SK9822. Clock only appears as a configurable pin in WLED when you select a compatible strip type.

Backup: for strips with a redundant data line, such as WS2813 and WS2815. Pin 2 on the controller is bridged to both data wires; if a pixel dies, the next pixel falls back to the backup and the rest of the strip continues working. Identifiable by the empty hole at the clock position on the controller-side connector.

The 4-pin harnesses are sold separately as a pack of two:

Revision History

There have been no (public) revisions of this product

Featured Products

LED Strip Controller

LED Strip Controller

Need the full setup? Our LED Strip Set includes the controller, a 5m strip, and a power supply. Add individually addressable lighting to any room. Pre-flashed with WLED and ready to use out of the box. Hundreds of effects, palettes, and schedules, all running locally on the device. Many LED strip controllers fail prematurely or come with frustrating limitations. We designed our LED Strip Controller from the ground up to fix the problems we'd experienced ourselves. We even support 4-pin strips (common for 12V) with our 4-pin connectors. What we've fixed Brittle soldered leads? We use crimped JST connectors instead of fragile soldered wires. Struggling to find the right power supply? Power it over USB-C. 5V by default, with USB-PD 12V available for 12V strips. Burnt-out voltage regulators? The controller itself runs on anything from 5V to 16V, so it won't cook itself the way cheaper boards do. Bad software? Pre-flashed with WLED, ready to use straight out of the box. Power options USB-C (Power Delivery supported) 5.5mm DC barrel jack JST connector All three inputs share a rail. If using the barrel jack, match your supply voltage to your strip. For USB-C, any PD-compatible supply will work; use the selector switch to request 12V if your strip needs it. [LocalBytes Blog / KB / Refs: Power] New to WLED? [LocalBytes Blog / KB / Refs: QuickStart] Feature Details MCU ESP32-C3 Input voltage 5V to 16V DC Output voltage Same as input (no step-down) Max current 3A Inputs USB-C, 5.5mm DC barrel USB-C Voltage Support 5V PD (default) 12V PD (switch left, towards arrow) Firmware WLED (pre-installed)

LED Strip Set

LED Strip Set

Everything you need to get a WLED-powered LED strip up and running. Controller, strip, and power supply are included, and everything works out of the box. This set contains: Our LED Strip Controller, pre-flashed with WLED BTF-Lighting WS2812B LED Strip, 5m, 30 pixels/m Power Supply, USB-C, 5V 3A This is a 5V strip. You can power it with a 5V barrel jack, or any USB-C supply with the switch in its default position. [LocalBytes Blog / KB / Refs: Power] Connect it to Home Assistant and the strip becomes part of your automations. Trigger it from a sensor, dim it at a set time, or change colour when something in your home changes. Great for accent lighting on your desk or under your kitchen cupboards! It all runs locally. No cloud account. No subscription. WLED runs entirely on the device. New to WLED? Our [LocalBytes Blog / KB / Refs: LEDStrip] has guides and getting-started info.

LED Strip 4Pin Connectors

LED Strip 4Pin Connectors

Does your LED Strip have 4 pins? This is common with 12V strips, which often have a backup or clock line. This product contains two connectors: A "Clock" connector that has all 4 pins on both sides (for a clock connection) A "Backup" connector that splits the data pin into two (for a backup connection) If WLED shows 2 pins (data & clock), use the straight connector; otherwise, use the backup.

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