Photoolex B400 Tube Light

The B400 supports PD 5V / 9V / 12V / 15V input with a listed maximum input power of 45W Max. The specification image also states that it supports simultaneous charging and discharging.

This makes the light easier to use in longer creator workflows. It can be powered while working, which is helpful for livestreaming, extended product shoots, recording sessions, or desk-based content production.

• USB-C input interface
• PD 5V / 9V / 12V / 15V input
• 45W Max. listed input power
• Supports charging while discharging
• Useful for livestreaming
• Practical for longer shooting sessions

One of the strongest practical advantages of the B400 is its built-in barn door design. The left and right flags help creators control where the light goes, making it easier to reduce unwanted spill and keep the light focused on the subject.

For product photography, this helps create cleaner highlights and more intentional shadows. For video and livestreaming, it helps keep the background, face, or product area more controlled without needing extra flags or large studio accessories.

• Built-in side barn doors
• Better control over light spill
• Useful for product highlights
• Cleaner close-up lighting
• More controlled side fill
• No extra flags needed for simple setups

The B400 uses 60 RGB LEDs, 60 cool white LEDs, and 60 warm white LEDs. According to the specification image, it provides a color rendering index of Ra ≥95, helping colors appear more natural and reliable on camera.

This is important for product photography, portraits, beauty content, food videos, accessories, and any shooting situation where color accuracy affects the final image.

• 60 RGB LEDs
• 60 cool white LEDs
• 60 warm white LEDs
• Ra ≥95 color rendering
• Useful for product color detail
• Better for skin tones and close-ups

The specification image lists 1600Lux at 5600K / 0.5m. This makes the B400 practical for close-range lighting, where creators need extra fill or controlled highlights near the subject.

Instead of using it as a large key light for wide scenes, B400 works best as a portable fill light, product detail light, side light, accent light, or RGB atmosphere light for smaller shooting environments.

• 1600Lux at 5600K / 0.5m
• Useful for close-range lighting
• Good for tabletop scenes
• Practical as side fill
• Suitable for creator desk setups
• Helpful for product detail highlights

The B400 includes 7 lighting effect categories with 21 effects in total. These effects help creators quickly add visual motion, color mood, or atmosphere to video scenes without manually changing settings again and again.

This is useful for social content, cinematic backgrounds, product story videos, livestream ambience, music-style visuals, and creative photo experiments.

• 7 effect categories
• 21 effects in total
• Creative RGB scenes
• Video atmosphere lighting
• Background mood effects
• Useful for social content production