Brand /model:Loongsun 

Bulbs/mode: Luminus SST-50 LED  Bulbs / 6 mode (brightness high 100% -- brightness middle 75%--brightness middle 50%-- brightness Low 30% -- brightness Low 25% --Flicker )

Material: aluminum alloy

Size(mm): 250(L)X58(HD)X30(TD)

Weight(g):470

Battery: 2 x18650  (not included)

Switch: Tailcap On/Off

Color: Black

Lens: Coated Glass Lens

Reflector: Aluminum Smooth/SMO Reflector

Accessory: with lanyard