Halcyon - Phaser Primary Dive Light
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Halcyon - Phaser Primary Dive Light
Built for straightforward operation
With 50,000 lux at 1 m, Phaser delivers a focused beam for illumination and clear dive-team signalling. A tactile magnetic ring switch provides simple access to high and low power modes, with approximately 2+ hours of runtime on high or 6 hours on low. The rear-facing battery-status indicator lets divers check the remaining charge during the dive.
Easy charging and power to share
The rechargeable 29 Wh battery uses USB-C charging, making it convenient to recharge between dives. It also supports reverse charging, allowing divers to charge compatible USB-C devices, including Symbios computers and phones, while travelling or away from a charging point.
Powerful, focused illumination: Delivers 50,000 lux for demanding underwater exploration.
Compact, expedition-ready design: Rugged construction in a portable format that is easy to stow, handle, and pass between dive buddies.
Simple, tactile control: A rotating ring switch with distinct clicks makes selecting High, Low, and Off intuitive and natural in all environments.
Reverse charging: Use the Phaser’s battery as a power bank to charge compatible dive equipment and personal devices.
USB-C convenience: Recharge through a USB-C port using a compatible charger and cable.
Battery status on demand: A rear-facing, color-coded indicator displays remaining charge.
Built for depth: Tested to 150 meters / 490 feet.
Travel-lock protection: Dedicated mechanical lock helps prevent accidental activation during transport.
Specifications:
- Light output: 50,000 lux at 1 m and 6,000 lux at 3 m
- Power draw: ~5 W (Low) and ~14 W (High)
- Calculated runtime: app. 6 hours (Low) and 2+ hours (High)
- Battery (handheld version): 2.6 Ah and 29 Wh rechargeable Li-ion
- Weight (typical): 0.82 kg/1.80 lb
- Dimensions (max): 25.4 x 6.2 x 13 cm | 10 × 2.4 × 5.1 in
- Water operation temperature: 4 °C to 40 °C / 39 °F to 104 °F
- Depth rating: 150 m/490 ft



