The Scubapro Nova 2100 SF Dual Beam Video Dive Light, The powerful new Nova 2100 SF (Spot Flood) multi-use dive light offers both a 65º wide beam and a 15º spot beam to perfectly match different diving situations. Five light modes plus an emergency signal mode provide lots of versatility, with one-button control for easy operation. Extremely reliable, the waterproof battery compartment is isolated so even if the O-ring seal fails, water cannot reach the internal electronics.  Features: Dual beams include a powerful 2100 lumen 65º wide beam, and 800 lumen 15º spot beam  Wide beam features 6 Cree XM-L2 LEDs; the spot beam features 1 Cree XPL LED Five primary light modes: 100% Flood, 50% Flood, 100% Spot, 50% Flood + 75% Spot, and 25% Flood + 50%Spot Hidden emergency signal mode offers a one-second blink interval or a SOS Morse code. Simply push and hold the power button for four seconds to activate Simple one-button control lets you power on and off, adjust brightness and switch beam angle Provides 55 minutes of burn time at full power and constant brightness Depth tested to 100m/328ft Corrosion-proof aluminum light head improves heat dispersion and increases durability Completely isolated battery compartment protects internal electronics from water intrusion Over-pressure valve releases battery off-gassing Universal 1⁄4-20 tripod mount attaches to a Goodman handle, Monopod or optional Y-S adapter  Comes With SCUBAPRO UW light head Wide Goodman Handle, Narrow Goodman Handle, Pistol grip handle Wrist lanyard GoPro adapter 25Wh lithium-Ion rechargeable battery AC power adapter Charging tray International plug adapters Spare O-rings O-ring lubricant O-ring removal tool EVA carry case with foam insert Instruction Manual   Learn More on Dive Lights:-