The CJMCU 7 Bit WS2812 5050 RGB LED Ring is a compact and efficient RGB lighting module designed for vibrant visual effects in small enclosures or wearable electronics. Featuring 7 individually addressable WS2812B LEDs in a circular layout with a 24mm outer diameter, this module delivers full-color RGB output with minimal wiring via a single-wire communication interface.
Each LED is a 5050 RGB SMD with an integrated driver, enabling individual pixel control for creating stunning lighting animations and gradients. With its low power consumption and daisy-chain compatibility, it’s ideal for DIY Arduino projects, wearable tech, small-scale lighting systems, and UI indication designs.
🔧 Key Features
- 7 WS2812B RGB LEDs arranged in a 24mm ring
- Full-color display with 16 million color combinations
- Each LED includes built-in driver IC
- Single-wire digital interface for easy control
- Low power operation between DC 4V and 7V
- Cascadable for extended light chains
📐 Technical Specifications
| Product Name | CJMCU 7 Bit WS2812 5050 RGB LED Ring |
| LED Type | WS2812B (5050 SMD RGB LED) |
| Number of LEDs | 7 |
| Operating Voltage | DC 4V – 7V |
| Communication | Single-wire digital (DI / DO) |
| Outer Diameter | 24mm |
| Pixel Color Depth | 256 levels per channel (16M colors) |
| Refresh Rate | ≥400Hz |
| Data Speed | 800Kbps |
| Control Pins | VCC (5V), GND, DI |
| Weight | ~3g |
📌 Applications
- Wearable RGB effects and badges
- Arduino and ESP32 RGB lighting projects
- Small-scale animation displays
- Compact UI indicator lights
- RGB clocks, toys, and decorative effects
💡 Why Choose This RGB Ring?
The CJMCU 7-Bit WS2812 RGB LED Ring is perfect for projects requiring full-color control in a compact format. Its circular shape and single-wire control make it easy to integrate into microcontroller-driven lighting effects or wearable displays.
📦 Package Includes
- 1 × CJMCU 7 Bit WS2812 5050 RGB LED Ring – 24mm











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