Brightness:
Max: 450lm
Mid: 150lm
Low: 50lm
High light 4h runtime
Low light 18h runtime
Five switch: highlight, middlelight, lowlight, flash, SOS
With 1pcs 2000mah 18650 Li-ion battery
Diameter/length: 34mm/141mm
Net weight: 125g
Packed by double blister