Features : 5 pieces red superbright LED light with 3 modes. 2 lasers with full light and flash modes. LED working life is up to 100,000 hours, energy saving. LED light and lasers can operate simultaneously. With adjustable clamp, easy to install. Small and exquisite appearance, it is convenient to carry. Perfect choice for your safe riding at night. Note : Please avoid exposure directly to eye. Please take out the battery if no use for long time. Specifications : Color: Red & Black Material: ABS LED quantity: 5 pieces LED working life: 100,000 hours Battery: 2 * AAA batteries (not included) Item size: Approx. 7.8 * 4.6 * 4.6cm / 3.1 * 1.8 * 1.8in Item weight: 80g / 2.8oz Package size: 17.5 * 9.2 * 5cm / 6.9 * 3.6 * 2in Package weight: 125g / 4.4oz Package included : 1 * Bicycle rear light 1 * Clamp 2 * Pads