Water resistant. Impact resistant. Rechargeable. Two color LEDs (white, red). Black ABS polymer construction. 430 max lumens. 2 hour, 12 minute max runtime. 36m beam distance. Smooth variable dimming 40 lumens to 430 lumens. Removable 4 direction clip. Soft elastic, adjustable headband. USB charging cord. Requires (1) Lithium battery (included). Clam packed.