Water resistant. Impact resistant. Rechargeable. Four color LEDs (white, red, blue, green). Black ABS polymer construction. 425 max lumens. 2 hour, 6 minute max runtime. 36m beam distance. Smooth variable dimming 40 lumens to 425 lumens. Removable 4 direction clip. Soft elastic, adjustable headband. USB charging cord. Requires (1) Lithium battery (included). Clam packed.