Description Product Features: High quality aluminum alloy material. 1 Red light mode and zoomable function. Durable construction and excellent sealing. Brightness of 500 lumens and beam distance of 100-200 meters. Versatile for cycling, camping, hiking, emergencies, hunting, cycling, night vision, astronomy and other outdoor activities. Features: Model: A100. Light color: Red. Zoom: Yes. Waterproof: yes. Weight: 150g. Input Voltage: 3.6-4.2V. Material: Aluminum Alloy. Beam Distance: 100-200m. Brightness: Maximum output of 500 lumens. Works with 1 18650 battery or 3 AAA batteries (not included). Dimensions: 14.3 x 4.8 x 4.5 cm. Package Contents: 1 Red Light Flashlight. 1 18650 battery holder. 1 AAA battery holder