In a recent YouTube video, dive content creator Sean Elliott shared a real-world review of the LetonPower Tynny series dive lights, specifically the Tynny 13SE and Tynny 16SX.
Unlike typical unboxing reviews, Sean tested both dive lights during actual scuba diving and cave diving sessions, providing practical insights into performance, durability, and usability underwater.
This article summarizes his findings to help divers choose the right underwater torch for their needs.
LetonPower Tynny Series Overview
The LetonPower Tynny dive light series is designed for both recreational and technical diving, offering:
- High-output LED performance
- 21700 rechargeable + replaceable battery system
- USB-C charging support
- Dual O-ring waterproof sealing
- Depth rating up to approximately 100 meters
- Compact handheld design
Both models tested by Sean Elliott deliver around 2000–2200 lumens, making them suitable as primary or backup dive lights.
Key Feature: Dual Power System (Rechargeable + Replaceable Battery)
One of the most highlighted features in Sean Elliott’s review is the dual power system:
- Internal USB-C rechargeable charging system
- Removable 21700 lithium battery
Why this matters for divers:
- Avoid being stranded with a dead built-in battery
- Swap batteries between dives
- Extend runtime with spare 21700 cells
This makes the Tynny series highly practical for multi-dive days and expedition diving.
LetonPower Tynny 16SX Review (Professional Dive Light)
Design & Build
The Tynny 16SX is positioned as the more advanced model with:
- Premium-grade aluminum construction
- Improved corrosion resistance
- Magnetic rotating control switch
Light Modes
- Multiple brightness levels
- Strobe and SOS modes included
- Smooth rotary control system
Performance Insight (Sean Elliott’s Review)
Sean highlights that the 16SX:
- Offers precise underwater control
- Is highly reliable for technical diving
- Performs well in cave diving environments
However, he also notes that:
- Extra modes like SOS are not always necessary underwater
- It is priced higher than the 13SE
Ideal Use Case
- Technical diving
- Cave diving
- Professional scuba diving
LetonPower Tynny 13SE Review (Compact Dive Torch)
Design & Portability
The Tynny 13SE is significantly smaller and lighter:
- Approx. 10–11 cm in length
- Around 180g weight
- Extremely travel-friendly design
Beam & Output
- ~2200 lumens output
- Slightly wider 8° beam angle
- Strong flood-style illumination
Performance Insight (Sean Elliott’s Review)
According to Sean Elliott, the 13SE:
- Performs better than expected for its size
- Offers excellent brightness for night diving
- Works perfectly as a backup or travel dive light
- Can even function as a primary recreational dive torch
He describes it as one of his favorite compact dive lights due to its balance of size and output.
Ideal Use Case
- Recreational scuba diving
- Night diving
- Travel diving
- Backup dive light
Tynny 13SE vs 16SX – Key Differences
| Feature | Tynny 13SE | Tynny 16SX |
|---|---|---|
| Size | Ultra compact | Medium size |
| Weight | 179g | 262g |
| Control | Button cycling | Magnetic rotary switch |
| Beam | Wider flood (8°) | More focused beam |
| Modes | Basic cycling | Advanced multi-mode |
| Best for | Travel & recreation | Technical diving |
Real Diving Performance (Sean Elliott Test Summary)
Based on Sean Elliott’s underwater testing, both dive lights demonstrate:
- Stable brightness output underwater
- Reliable sealing for deep diving conditions
- Strong usability in cave diving environments
- Consistent performance over long dive sessions
Key takeaway:
Both models are suitable for real diving use, but serve different diver profiles.
Final Verdict
Based on Sean Elliott’s YouTube dive testing:
- Tynny 13SE → Best compact, travel-friendly dive light with excellent value
- Tynny 16SX → More advanced, precise control for technical and cave diving
Both models reflect LetonPower’s focus on reliable underwater lighting systems with flexible power options.
This article is based on the following YouTube review by Sean Elliott:
