This is the VOTATU ML40: a 1450-lumen weapon light with strobe function for your rifle. This magnetic rechargeable light has high and low modes. It is compatible with M-Lok rail surface. This light has a lightweight, aircraft aluminum with hard-anodized finish. It is water resistant and shockproof.
The VOTATU ML40 has an ambidextrous switch. It weighs 4.3oz. You can find out more here.