ULANZI 2637 I‑Light Compact Magnetic RGB LED Tube Light: 2500‑9000K | 20 Effects | 2000mAh | Magnetic + 1/4″ Mount
Ultra‑Compact 3.9″ Tube | CCT / RGB / Effects Modes | LCD Display | Type‑C Charging | For Vlogging, Product Shots, Cinematic Lighting, Travel
Key Features
-
Ultra‑Compact & Portable – 3.9″ Long: Small enough to slip into a pocket, yet powerful enough to light your scenes. Weighs just 80g (2.8 oz) – the perfect travel companion for creators.
-
2500‑9000K Wide Color Temperature Range: Freely switch from warm candlelight (2500K) to natural daylight (5500K) to cool clinical white (9000K). Match ambient light or create mood with precision.
-
360° Full Color RGB – HSI Mode: Adjust hue from 0° to 359° and saturation from 0‑100% for unlimited color possibilities. Perfect for creative backgrounds, light painting, and mood lighting.
-
20 Built‑in Cinematic Effects: Unlock amazing movies with presets including: Cop Car, Ambulance, Fire Engine, Lightning, Fireworks, TV, Candle, Party, Fault Bulb, Pulsing, Strobe, RGB Strobe, Paparazzi, Emergency, H/L Beam, Red Flash, Green Flash, Blue Flash, HSI Slow, HSI Fast.
-
Magnetic Mount + Dual 1/4″‑20 Threads: Attach to any metal surface via built‑in magnets (top and bottom). Also features 1/4″‑20 threads on both ends for mounting on tripods, light stands, magic arms, or cold shoes.
-
2000mAh Built‑in Battery – 90 Minutes Runtime: Rechargeable lithium battery provides up to 90 minutes of continuous use at full power. Recharges in approx. 2.5 hours via USB Type‑C.
-
Intuitive LCD Display & Controls: Clear screen shows current mode (CCT / RGB / Effects), color temperature / hue, brightness level, and battery status. Simple button operation:
-
Long press: Power on/off
-
Short press: Switch modes (CCT → RGB → Effects)
-
Short press M key: Switch between adjusting color temp/RGB/effect type and brightness
-
Short press 🛠️: Adjust parameter
-
-
CRI ≥95 (Typical): High color rendering ensures accurate skin tones and true‑to‑life product colors.
-
Type‑C Charging Port: Modern reversible port – charge with the same cable as your phone.
-
Smooth Dimming – 0‑100%: Adjust brightness steplessly for precise control.
-
CE, ROHS, FCC Certified: Meets international safety and quality standards.
-
100% Full Inspection: Every unit undergoes rigorous quality testing before shipping.
-
Official Warranty: Comprehensive warranty coverage for peace of mind.
Product Details
Ultra‑Compact – Power in the Palm of Your Hand
The ULANZI I‑Light is designed for creators who need professional lighting without the bulk. At just 3.9 inches (approx. 100mm) long and weighing only 80g, it’s smaller than many smartphones. Slip it into a pocket, camera bag, or even a small purse. Whether you’re traveling, vlogging on the go, or setting up a quick product shot, the I‑Light is always ready.
Wide CCT Range – 2500K to 9000K
Dial in the perfect white balance for any scene:
| Color Temperature | Effect | Best For |
|---|---|---|
| 2500K – 3200K | Warm, golden, candlelight | Intimate portraits, cozy scenes, sunset simulation |
| 4500K – 5500K | Neutral, natural daylight | General video, product shots, interviews |
| 6500K – 9000K | Cool, clinical, blue‑tinted | Technical shots, matching fluorescent light, creative effects |
CRI is ≥95 – colors appear natural and vibrant.
360° Full Color RGB – HSI Mode
Unleash unlimited creativity with full RGB control:
-
Hue (0‑359°): Any color imaginable – from deep red to bright cyan to vivid purple
-
Saturation (0‑100%): Vivid colors or subtle pastels
-
Brightness (0‑100%): Full dimming control
Perfect for:
-
Background accent lighting – Add a splash of color behind your subject
-
Product photography – Match brand colors precisely
-
Light painting & long exposure – Draw with colored light
-
Party & event atmosphere – Match any theme
20 Built‑in Cinematic Effects – No Editing Needed
Add dynamic lighting instantly with 20 preset effects. Perfect for filmmakers, TikTok creators, and anyone who wants to add visual interest without complex programming:
| Category | Effects |
|---|---|
| Emergency Vehicles | Cop Car, Ambulance, Fire Engine |
| Atmosphere | TV, Candle, Party, Fault Bulb, Pulsing |
| Weather & Nature | Lightning, Fireworks |
| Strobe & Flash | Strobe, RGB Strobe, Paparazzi, Emergency, H/L Beam |
| Color Flashes | Red Flash, Green Flash, Blue Flash |
| HSI Sweep | HSI Slow, HSI Fast |
Each effect can be adjusted for speed or intensity via the brightness control.
Magnetic Mount + Dual 1/4″‑20 Threads – Mount Anywhere
The I‑Light offers exceptional mounting versatility:
-
Built‑in magnets (top and bottom): Stick to metal surfaces – refrigerators, metal shelves, car bodies, light stands, steel beams. No clamps needed.
-
1/4″‑20 threads (both ends): Attach to tripods, light stands, magic arms, cold shoe adapters, or even stack multiple lights.
-
Use as: Handheld wand, on‑camera fill light, magnetic accent light, or tripod‑mounted key light.
Long Battery Life – 2000mAh, 90 Minutes Runtime
The built‑in rechargeable lithium battery provides:
-
Up to 90 minutes of continuous use at full power (100% brightness)
-
Longer runtime at lower brightness levels
-
Charging time: Approximately 2.5 hours via USB Type‑C
-
Use while charging? Not explicitly stated, but Type‑C usually supports pass‑through power (check manual)
Intuitive LCD Display & Simple Controls
The bright LCD screen shows:
-
Current mode (CCT / RGB / Effects)
-
Color temperature (in CCT mode) or Hue/Saturation (in RGB mode)
-
Effect type (in Effects mode)
-
Brightness percentage
-
Battery level
Button functions:
| Action | Function |
|---|---|
| Long press power button | Turn on/off |
| Short press power button | Switch mode (CCT → RGB → Effects) |
| Short press M key | Switch between adjusting parameter (color temp/hue/effect) and brightness |
| Short press 🛠️ (adjust knob) | Adjust selected parameter (color temp, hue, effect type, or brightness) |
No complex menus – just intuitive, hands‑on control.
Smooth 0‑100% Dimming
The I‑Light features stepless brightness adjustment from 0% to 100%. Use:
-
Low brightness (10‑30%): Subtle fill light, night scenes, mood lighting
-
Medium brightness (40‑70%): Key light for talking heads, product videos
-
High brightness (80‑100%): Full power for outdoor fill, large subjects
Compact & Durable Build
The I‑Light is constructed from durable ABS and PC materials, with a matte finish that resists fingerprints. The compact form factor and protective lens cover (built‑in) make it ideal for tossing into a bag without worry.
Complete Product Specifications
| Specification | Details |
|---|---|
| Brand | ULANZI |
| Model | 2637 I‑Light Compact Magnetic RGB Tube Light |
| Material | ABS + PC |
| Color Temperature (CCT) | 2500K – 9000K |
| CRI | ≥95 (typical) |
| RGB Mode | HSI (Hue 0‑359°, Saturation 0‑100%) |
| Effects | 20 built‑in (emergency, weather, strobe, color flash, HSI sweep) |
| Brightness Adjustment | 0% – 100% (stepless) |
| Battery Capacity | 2000mAh (built‑in lithium) |
| Battery Runtime | Up to 90 minutes (full power) |
| Charging Time | ≈2.5 hours |
| Charging Port | USB Type‑C |
| Mounts | Magnetic (top & bottom) + 1/4″‑20 threads (both ends) |
| Display | LCD (mode, parameter, brightness, battery) |
| Controls | Power button, M button, adjustment knob (🛠️) |
| Dimensions | Approx. 100 × 30 × 30 mm (3.9 × 1.2 × 1.2 in) – estimated |
| Weight | Approx. 80 g (2.8 oz) |
| Certifications | CE, ROHS, FCC |
| Warranty | Official Manufacturer’s Warranty |
What’s in the Box
-
ULANZI I‑Light Compact Magnetic RGB LED Tube Light ×1
-
USB Type‑C Charging Cable ×1
-
User Manual ×1
(Tripod, light stand, and charger adapter not included.)
Perfect For
-
Vlogging & YouTube – Compact on‑camera fill light with magnetic attachment
-
Product Photography – High CRI for accurate colors, magnetic positioning
-
Cinematic Effects – 20 presets (Cop Car, Lightning, Fireworks, etc.) without extra gear
-
Light Painting – RGB mode and HSI sweeps for creative long exposures
-
Travel & Location Shoots – Ultra‑compact, battery‑powered, no power outlet needed
-
Livestreaming & Video Calls – Small key light that fits in a laptop bag
-
Macro & Close‑Up – 360° rotation via magnetic or 1/4″ mount
-
Event & Party Atmosphere – RGB colors and party effect
Your Guarantee of Authenticity
When you choose Top Tech Zone, you choose confidence. This compact RGB tube light is:
-
100% Authentic: Guaranteed genuine ULANZI product with full manufacturer specifications.
-
Backed by an Official Warranty: We ensure complete support for your purchase.
-
Engineered for Creators: From 20 cinematic effects to magnetic mounting, every feature is designed to help you light any scene, anywhere.
Compact, colorful, and endlessly creative. Click ‘Add to Cart’ to get your authentic ULANZI 2637 I‑Light Compact Magnetic RGB LED Tube Light today, only from Top Tech Zone.
Shop 100% Authentic Gadgets with Warranty: ttzbd.com.










Reviews
There are no reviews yet