Weapon light vs. “normal” LED flashlight:

1. G force/Impact Resistance CRUCIAL for whole system
2. Optic or Glass able to withstand Shock and Concussion
3. Dust/Mud/Solvent/Water PROOF
4. Switch/es that are accessible and Modes that make sense and are intuitive while attached to a firearm
5. Mounting System; Picatinny Rail, M-Lok Mount, Keymod Mount, etc…
6. Beam pattern with minimal to zero artifacts, and a zeroable hotspot if there is one
7. Long lasting battery with an early low battery warning, say at 65% charge remaining
8. Quiet Electronics
9. Beyond RUGGED Bomb Proof!