M-Wave Apollon 20 USB front light The M-Wave Apollon 20 USB is a very compact and easy front light that can always be charged using the supplied USB cable. It is equipped with LED lighting and has three different modes. Specifications: Color: black Material: plastic Type of lighting: LED Weight: 54 grams Battery power: 1 watt Battery voltage: 3.7V Number of lumens: 95 Suitable for diameter: 22.2 - 35 mm Equipped with Velcro attachment. Equipped with a rechargeable battery. Contents: 1 Bicycle lamp 1 Mounting clamp 1 USB cable