Tiny FX W - Wireless LED Effects Controller

Add smart lighting and sound effects to models, dioramas, and creative builds with Tiny FX W. This RP2040-powered controller drives mono and RGB LEDs typically found in LEGO®-compatible lighting kits, with wireless connectivity for IoT integration.

Create dynamic effects like flickering flames, atmospheric pulses, brightness adjustments, and motion-triggered lighting—all accompanied by sound effects through the onboard amplifier.

Key Features

• RP2040 Processor – Dual Cortex-M0+ at 133MHz with 264KB SRAM
• Wireless Connectivity – Raspberry Pi RM2 module for 2.4GHz WiFi and Bluetooth
• 6× Mono LED Channels – 2-pin JST-SUR connectors with indicator LEDs
• 1× RGB LED Channel – 4-pin JST-SUR connector with RGB indicator
• 3.2W I2S Amplifier – Onboard audio for sound effects
• Qw/ST Connector – Add Qwiic/STEMMA QT breakouts
• Sensor Input – 3-pin JST-SH for buttons, PIR, or potentiometers
• 4MB Flash – Plenty of storage for effects and audio
• Fully Assembled – No soldering required

Specifications

• Processor – RP2040 (Dual Cortex-M0+, 133MHz)
• RAM – 264KB SRAM
• Flash – 4MB QSPI
• Power Input – USB-C or 2-pin JST-SUR (1A max)
• Dimensions – 31.2 × 23.2 × 6.7mm

Effect Ideas

• Flickering fire and candle effects
• Atmospheric pulsing for spooky scenes
• Motion-triggered lighting with PIR sensors
• Dynamic brightness adjustments
• Synchronised sound effects

Ideal For

• LEGO® and construction kit lighting upgrades
• Dioramas and shadowboxes
• Book nooks and miniature scenes
• Dollhouses and model buildings
• Papercraft and creative projects

Resources

• Pinout Diagram (PDF)
• Schematic
• PicoFX Library & Examples

LEGO® is a trademark of the LEGO Group of companies which does not sponsor, authorize or endorse this product.