Relife RL‑033E Adjustable Brightness 32 LEDs Microscope Light Source
Enhance your microscope setup with the Relife RL-033E Adjustable Brightness 32 LEDs Microscope Light Source, designed to provide bright, even illumination for detailed observation and repair tasks. Equipped with 32 high-quality LED beads arranged for wide, uniform light coverage, this light source reduces shadows and improves visibility on PCBs, BGA joints, solder points and tiny components.
Featuring a stepless brightness control knob (0–100%), the RL-033E lets you easily adjust light intensity to match different materials and magnification levels — from reflective metals to transparent objects — helping reduce eye strain during extended work sessions. Its slim, compact light head design opens up more workspace beneath the microscope, eliminating obstruction and giving technicians the freedom to work comfortably.
The light source is USB DC 5 V powered, compatible with standard USB adapters, power banks or repair bench power supplies, so you can set it up quickly without proprietary chargers. With efficient heat dispersion and durable construction, the RL-033E provides stable performance over long hours — ideal for professional labs, hobbyists, educators and precision repair environments.
⭐ Key Features
- 32 High-Quality LED Beads: Densely grouped LEDs deliver bright, uniform illumination with minimal shadows.
- Stepless 0–100% Brightness Control: Smooth rotary dimming allows precise light adjustment for various tasks.
- Compact Light Head: Slim profile enhances workspace underneath the microscope for tools and hands.
- Universal USB Power: Powered by standard USB DC 5 V (USB-C/Micro-USB), compatible with power banks and adapters.
- High Color Temperature: White LED output (approx. 6500 K–7500 K) for accurate color rendering and material visibility.
- Efficient Heat Dissipation: Designed to stay cool during extended use, ensuring longer LED life.
- Wide Lighting Coverage: Excellent illuminance (up to ~37,000 LUX) across the working area.
- Easy Installation: Plug-and-play design fits most microscope lighting mounts effortlessly.
📊 Technical Specifications
| Specification | Details |
|---|---|
| Product Name | Relife RL-033E Adjustable Microscope Light Source |
| Model | RL-033E |
| Brand | RELIFE |
| Number of LEDs | 32 high-intensity LED beads |
| Brightness Adjustment | 0–100% stepless dimming control |
| Input Voltage | USB DC 5 V (Type-C/Micro-USB compatible) |
| Power Consumption | ~3.5 W |
| Color Temperature | Approx. 6500 K–7500 K |
| Maximum Illuminance | ~37,000 LUX |
| Working Distance | 40–160 mm |
| Net Weight | ~26 g |
| Dimensions | 66 × 70 × 19 mm |















