4 LIGHTING MODES: Uses 6 high-quality warm white LEDs that are super bright to provide light at night and a bright red LED to supply signal light in the dark; 4 adjustable lighting modes include high bright white light, low bright white light, high bright red light and red strobe WATER-RESISTANT & SHATTERPROOF: Stress-resistant and IPX5 water-resistant; drop-resistant thanks to the Lexan lampshade and ABS bottom shell; heat-resistant and cold-resistant so can be used in different outdoor environments and various weather conditions; working temperature range is from -30 °C to 60 °C DUAL POWER SUPPLY: Comes with a dual power driving system that is comprised of 3 AAA batteries and a 1800 mAh lithium polymer battery (not included); provides long battery life and is flexible in the power supply it uses