The XTAR SD1 is a compact, multi-colour dive beacon designed to enhance underwater safety and communication. Its lightweight and durable construction make it an essential tool for divers seeking visibility and signalling capabilities. An excellent choice for divers seeking a reliable and versatile beacon for underwater signalling and safety. Its combination of multiple lighting modes, durable construction, and user-friendly features make it a valuable addition to any diving gear. This beacon can also be used for on the surface activities.

Key Features

• Multi-Colour LED: Equipped with RGBW LEDs, the SD1 offers four distinct colours—white, red, blue, and green—each available in constant and flashing modes, totalling eight lighting options.
• Brightness Levels: Delivers up to 25 lumens in white and green constant modes, and 10 lumens in red and blue modes, ensuring visibility in various underwater conditions.
• Long Runtime: Provides up to 16 hours of operation, depending on the selected mode and battery type.
• User-Friendly Operation: Features a twist-switch mechanism for easy mode selection, even while wearing gloves.
• Battery Compatibility: Supports both CR123A and protected 16340 rechargeable batteries.
• Low Battery Indicator: Automatically reduces brightness to signal low battery, preventing unexpected shutdowns.
• Memory Function: Remembers the last used mode after being turned off for more than five seconds, allowing quick reactivation.
• Durable Design: Constructed from aircraft-grade aluminium with an anti-corrosive finish, and waterproof up to 100 meters (IPX8 rating).
• Above and Below Uses: The beacon can be use above and below the surface for a range of activities.

Technical Specifications

• Dimensions: 66mm (length) x 23mm (diameter)
• Weight: 27g (excluding battery)
• Light Modes: White Constant: 25 lumens, White Flashing
• Red Constant: 10 lumens, Red Flashing
• Blue Constant: 10 lumens, Blue Flashing
• Green Constant: 25 lumens. Green Flashing
• Runtime:
• Constant Modes: Up to 6.5 hours (using supplied 16340 USB-C battery)
• Flashing Modes: Up to 13.5 hours (using supplied 16340 USB-C battery)
• Impact Resistance: Withstands drops up to 1.5 meters
• Waterproof Rating: IPX8 (submersible up to 100 meters)
• Battery: 1 x 16340 USB-C lithium-ion (included) or 1 x CR123A lithium battery

What's Included

• XTAR SD1 Beacon
• 16340 USB-C Rechargeable Battery
• USB-C Cable
• Carabiner Hook
• Lanyard
• Spare O-Rings
• User Manual