LetonPower Sealion Dive Light 22800 Lumens – Rechargeable Underwater Lamp 100m Waterproof
LetonPower Sealion – Professional Dive Light
Imagine descending into the deep blue sea with a light that reveals every detail, every color, just as they appear in reality. That's what the Sealion series offers – a dive light built for those who don't compromise on quality.
Why choose the Sealion series?
We listened to divers, underwater photographers, and instructors worldwide. The result is a light with superior brightness, exceptional waterproofing, and long battery life – ready for the most demanding dives.
- Housing Design: Non-conductive construction protects against electrolytic corrosion. Stainless steel switch withstands deep-sea saltwater for extended periods.
- Enhanced Waterproofing: Three thickened O-ring seals – tested to a depth of 120 meters, recommended diving depth 100 meters.
- Long Battery Life: Three built-in 21700 batteries with 13,500 mAh capacity. Up to 8 hours in low-light mode, 2 hours in high-light mode.
- USB-C Fast Charging: Charge directly via mobile charger, power bank, car, or computer – no separate charger needed.
Technical Specifications
- Housing: Aluminum with hard oxidation treatment
- Max Brightness: 22,800 lumens (model L24)
- Illumination Distance: 300–500 meters
- Power: Max 300W | Operating Voltage: 3.7V
- Battery: 3× 21700 (13,500 mAh built-in)
- Charging: USB-C fast charging
- Lens: 6 mm double-layer PC glass with hard coating
- Color: Black
- Weight: 400 g (without battery)
- Dimensions: 14 cm (length) × 6.5 cm (head) × 6 cm (tail)
- Water Resistance: Tested to 120 m, recommended 100 m
- Certifications: CCC, CE, CQC
7 Light Modes
The lamp has white, red, and blue light with seven modes:
- Strong light / Medium light / Weak light
- Red light / Red slow flash / Blue light / Red fast flash
Each light source is controlled independently. Battery indicator shows remaining charge directly on the button (blue = >30%, red = 5–30%).
Color Rendering Index (CRI) ≥ 90
With a color rendering index of 90, the lamp reproduces real-life colors with high precision – perfect for underwater photography and video.
Applications
- Scuba diving and freediving
- Underwater photography and video
- Fill light for camera
- Outdoor activities and emergency lighting
Compatible Accessories
- Wrist strap
- Handle
- Ball mount
Care Instructions
- Rinse the lamp with fresh water after each use.
- Clean, lubricate, and check the O-rings regularly.
- Remove the battery when storing to prevent leakage.
- Start charging when the light begins to dim – protects the battery.
- Store in a cool, dry place protected from direct sunlight.

