Name: BigBlue CB4000P – video light, 4000 lumens
Brand: BigBlue
SKU: CB4000P
Availability: InStock

Description

The Bigblue CB4000P is a compact but powerful video light for underwater photography, video and general diving. With 4000 lumens and a wide 120° beam, the light gives even, wide illumination without hard edges — perfect for situations where you want to light up both the subject and the surroundings at the same time. (Bigblue Dive Lights)

The warm light spectrum (~5000 K) ensures natural colours, while four adjustable light levels give the flexibility to balance output against burn time. (AquaFun)

The CB4000P comes with a rechargeable battery, charger, mounting hardware and everything you need to get started — making it a good choice for both recreational and photo/video divers. (Bigblue Dive Lights)

Technical specifications

Feature	Value
Light output (max)	4000 lumens (Bigblue Dive Lights)
Beam angle	120° (extra-wide beam)
Colour temperature	5000 K (warm white)
Battery / power	Li-ion battery pack (18650×3)
Light levels	400 / 1000 / 2000 / 4000 lumens (4 levels)
Red LED mode	Yes (for discreet lighting)
Burn time	Approx. 1.5 h at the highest level, up to ~15 h at the lowest level
Colour rendering (CRI)	~85 (high-quality colour rendering)
Material / housing	Anodised aluminium, corrosion resistant
Maximum depth	100 m tested
Buoyancy in water	Negative buoyancy (≈ ‑168 g with battery)