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L120-B Bi-Color COB LED 1-Light Backpack Kit
Portable Bi-Color Lighting for Video & Photo
- Compact and portable 120W bi-color COB LED light with a 45° Ultra Reflector, delivering up to 23,900 lux at 1 meter
- Adjustable color temperature from 2700K to 6500K to complement any environment
- Fully dimmable from 1-100% with high color accuracy (up to 98 CRI, 99 TLCI, 92 SSI), ensuring minimal post-production color correction
- Includes wired AC power with optional 14.4/14.8V D-Tap battery (sold separately)
- 9 adjustable on-board special effects to easily create popular lighting scenarios, including lightning, TV, fire, and headlights
- Durable metal housing with a removable metal tilter that rotates 360° for precise positioning when mounted to a light stand
- Intuitive control dials and LCD display for easy adjustments
- Wireless control and firmware updates via the free Westcott StudioLink mobile app for iOS and Android
- Flicker-free output up to 4,000 FPS with minimal heat and a low-decibel internal fan
- Silent fan mode at 30% intensity for noise-sensitive environments
- Rapid Box Switch Octa-S 26" octabox softens light output
- Backpack with gear compartments, removable dividers, and padded straps
- Includes L120-B LED light with removable tilter bracket, AC Adapter, 45° Ultra Reflector, protective COB cover, Rapid Box Switch Octa-S softbox with Insert (Bowens), and backpack
- Backed by Westcott’s 1-year pledge and lifetime US-based customer support
Compact & Portable LED for Video Production & Photography
The Westcott L120-B 1-Light Kit combines robust build quality, high performance, and color accuracy into a portable, ready-to-shoot lighting solution. This 120W bi-color COB LED light delivers up to 23,900 lux at 1 meter with the 45° Ultra Reflector. It offers flexibility with both wired AC power and optional 14.4/14.8V D-Tap battery compatibility (sold separately), making it ideal for both studio and location shoots.
Exceptional Light Quality with Adjustable Color Temperature
With an adjustable color temperature range from 2700K to 6500K, the L120-B can suit any environment. The light is fully dimmable from 1-100% and offers high color accuracy (up to 98 CRI, 99 TLCI, 92 SSI), ensuring consistent performance with minimal color correction. This makes it great for rendering skin tones and products accurately, delivering natural and true-to-life results.
9 Practical Lighting Effects for Creative Video Lighting
Like other Westcott L Series lights, the L120-B comes pre-programmed with customizable special effects to easily create popular lighting scenarios for short films and cinematic videos. Simulate 9 different practical lighting effects, including lightning, fire, TV screen flicker, faulty light bulb, pulse, paparazzi flashes, headlights, SOS, and emergency lights. Its flicker-free output up to 4,000 FPS ensures smooth video performance.
Robust Design for Professional Use
Built with durable metal housing and a removable tilter bracket, the L120-B is designed to withstand rigorous use. The tilter features a 5/8" (16mm) receiver for stand mounting and offers 360° rotating and tilting for precise positioning. The low-decibel internal fan and silent fan mode at 30% intensity make it ideal for noise-sensitive environments, including interviews and talking head videos.
Local & Wireless Control for Seamless Operation
The L120-B features intuitive control dials and an LCD display for easy adjustments. For added convenience, the free Westcott StudioLink mobile app allows you to wirelessly control multiple L Series lights and update firmware from your iOS or Android device.
Fast, Controlled Light Shaping
The Rapid Box Switch Octa-S is a quick-collapse 26” octagonal softbox that sets up in seconds for lighting interviews, portraits, products, and more. It softens light to reduce harsh shadows and create natural-looking catchlights, with a reflective silver interior to maximize output and removable neutral diffusion for accurate color. Built with durable metal framework and heat-resistant fabric, it attaches quickly and securely to the L120-B’s Bowens S-Type mount using the included Rapid Box Switch Insert.
Store and Transport Your Kit with Ease
The included Lite Traveler Backpack allows you to store and transport this lighting kit with ease. Equipped with a large, central storage compartment featuring removable dividers, the backpack is ideal for traveling comfortably with your kit. It features various zippered compartments for storing smaller accessories, a separate internal compartment with three padded sleeves for storing laptops and tablets, a convenient water bottle pouch, a tripod holder with retention straps and more.
Complete Lighting Kit for Professional Use
The L120-B comes ready for professional use, including the L120-B LED light, removable tilter bracket, AC adapter, 45° Ultra Reflector, protective COB cover, Rapid Box Switch Insert (Bowens), Rapid Box Switch Octa-S softbox, backpack, and a 1-year warranty with friendly US-based customer service.
In The Box:
- 1 × L120-B Bi-Color COB LED (120W)
- 1 × L120-B 45° Ultra Reflector (Bowens)
- 1 × L120-B AC Adapter & Cable
- 1 × L120-B Protective Cover
- 1 × Rapid Box Switch Octa-S
- 1 × Rapid Box Switch Insert (Bowens)
- 1 × Lite Traveler Backpack
Lighting
- Lamp Type
- 120W COB LED
- Dimmable Range
- 1-100%
- Effects
- 9 FX and 1 Preset On-Board
- Flicker Free
- Up to 4000 FPS
- Mount Type
- Tilter Bracket with 5/8'' (16mm) Receiver
- Reflector
- 45° Ultra Reflector
- Modifier Mounting
- Bowens
- Max Modifier Load
- 20.0 lbs. / 9.1 kg (using Switch modifiers)
- Auto Memory Recall
- Yes
- Bluetooth
- Yes
- Controls
- Onboard and via StudioLink App
- Case Included
- Yes
Photometric Data
- CCT
- 2700-6500K
- CRI
- Up to 98
- TLCI
- Up to 99
- SSI
- Up to 92
- Foot-Candles (1m)
- Up to 2,220.3 (w/ 45° Ultra Reflector)
- Lux (1m)
- Up to 23,900 (w/ 45° Ultra Reflector)
- Lumens
- 8,520-10,450 (bare bulb)
Electrical
- Power Type
- AC/DC
- Certifications
- CE, RoHS, cETLus
- Voltage
- 110-240V 50-60Hz
- Watts
- Up to 144W
- Input Power
- 12-17V DC @ 6A
- Output Power
- 24V DC
- Max. Output
- 6A Max.
- Power Cord
- 20.08' / 6.12 m
- Power Supply
- 100-240 VAC@50/60Hz, 1A Max
- Battery Type
- 14.4/14.8V D-Tap Battery (powers L120-B up to 80% brightness)
- Cable Connector
- Locking 2-pin
- Firmware Upgradable
- Yes; OTA via Mobile App
- Cooling
- Low Decibel Fan
- Operating Temp.
- 14-104ºF (-10-40ºC)
General
- Package Qty.
- 1
- Product Dimensions
- 7.0 × 5.1 × 5.1 in. (17.8 × 13.0 × 13.0 cm)
- Packed/Folded Size
- 23.0 × 9.0 × 11.0 in. (58.4 × 22.9 × 27.9 cm)
- Item Weight
- 2.6 lbs. (1.2 kg)
- Materials
- Use & Care Instructions
- California Prop. 65
- WARNING!
Still have questions?
Access our Help Portal, view product documentation, get firmware downloads, or reach our excellent Support Staff directly by phone at: +1 (419) 243-7311 (or by using our Contact page.)
We're here to provide you with exceptional support before, during, and after your purchase. Whether you need help choosing the right gear for your job, or have technical questions, please reach out to us! We’re available from Monday - Friday, 9am - 5pm ET.
Powerful & Portable LED Lighting
The L120-B combines robust build quality, high performance, and color accuracy into an intuitive, portable design. This 120W bi-color COB LED can deliver 23,900 lux at 1 meter with its 45° Ultra Reflector.
An AC adapter is included for continuous use on standard outlets, with no heavy ballast required. The L120-B can also run on V-Mount batteries (sold separately).
Exceptional Light Quality with Adjustable Color Temperature
With an adjustable color temperature range from 2700K to 6500K, the L120-B can suit any environment. The light is fully dimmable from 1-100% and offers high color accuracy (up to 98 CRI, 99 TLCI, 92 SSI), ensuring consistent performance and minimal color correction. This makes it great for rendering skin tones and products accurately, delivering natural and true-to-life results.
FX for Creative Video Lighting
Like the L60-B, the L120-B features 9 built-in, customizable lighting FX with adjustable color temperature and frequency control. It's flicker-free up to 4,000 FPS, ensuring smooth performance.
Lightning
Fire
TV Screen Flicker
Faulty Light Bulb
Pulse
Paparazzi Flashes
Headlights
SOS
Emergency Lights

Robust Design for Professional Use
Built with durable metal housing and a removable tilter bracket, the L120-B is designed to withstand rigorous use. The tilter features a 5/8" (16mm) receiver for stand mounting and offers 360° rotating and tilting for precise positioning.
The low-decibel internal fan and silent fan mode at 30% intensity make it ideal for noise-sensitive environments, including interviews and talking head videos.
Seamless Operation with
Local & Mobile App Control
The L120-B features intuitive control dials and an LCD display for easy adjustments. For added convenience, the free Westcott StudioLink mobile app allows you to wirelessly control multiple L Series lights and update firmware from your iOS or Android device.
Versatile Light Modifier Options
Equipped with a Bowens S-Type mount and a free Insert ($30 value), the L120-B is compatible with a wide range of light modifiers, including Westcott's popular Rapid Box Switch softboxes and reflectors. The tilter also features an umbrella mount for additional light control options.
L Series COB LED Comparison
|
|
|
|
L60-B Bi-Color COB LED (60W) |
L120-B Bi-Color COB LED (120W) |
|
| Watts | 60W COB LED | 120W COB LED |
| Lux @ 1m | Up to 15,000 (w/ 45° Ultra Reflector) | Up to 23,900 (w/ 45° Ultra Reflector) |
| Lumens | 3,140-6,860 (with 45° Ultra Reflector) | 8,520-10,450 (bare bulb) |
| Dimmable Range | 1-100% | 1-100% |
| CCT | 2700-6500K | 2700-6500K |
| CRI | Up to 97 | Up to 98 |
| TLCI | Up to 98 | Up to 99 |
| SSI | Up to 88 | Up to 92 |
| FX | 9 FX and 1 Preset On-Board | 9 FX and 1 Preset On-Board |
| Controls | Onboard and via StudioLink App | Onboard and via StudioLink App |
| Softbox Mount | Switch Insert (Westcott Mini) | Bowens |
| Max. Modifier Load | 3.0 lbs. / 1.4 kg (using Switch modifiers) | 20.0 lbs. / 9.1 kg (using Switch modifiers) |
| Case Included | Yes | Yes |
| Dimensions |
5.5 × 3.2 × 3.2 in. (14.0 × 8.1 × 8.1 cm) |
7.0 × 5.1 × 5.1 in. (17.8 × 13.0 × 13.0 cm) |
| Weight |
1.5 lbs. (0.7 kg) |
2.6 lbs. (1.2 kg) |























