Nav Pack is Princeton Tecs brand new, no compromises light pack with the brightest dive lights we have to offer, plus two handy pieces of Gadget Gear.The pistol gripShockwave LEDpacks a 400 lumen high mode, plus a low power mode for close range and extended battery life.The recently updatedTorrent LEDis lightweight and pumps out 280 lumens.AMP 1 LC is the smallest light in the set, with a 45 lumen spot beam; snap on the included cone to turn AMP 1LC into a marker light.Hold it all together with a Mini Retractor to secure your console or small lights, and a Coil Lanyard for large lights or heavier gear.