CA0705A Spanningaset DOT XB The DOT XB lighting set is small in size but has a large impact. It offers the ideal lighting for your city bike. The lights both have an integrated silicone bracket. This fits perfectly on bike bars with a diameter of 19 to 32 millimeters. Both lights have a round, modern design and are very easy to attach using the attached strap. They both produce a bright beam of light with an output of 10 Lumen. They both do this with the single LED on the inside of the lamp. Both lamps have a diameter of 25 millimeters and weigh about 15 grams. The burning time of both lamps is 20 to 30 hours. The lamps run on CR2032 batteries, these are not included. Both lamps can be set to constant light or flashing by using the button on the top. Information specifications Colour: white, black Gender: unisex Material: plastic, silicone Lamp type: led Confirmation: handlebar Light output: 10 Lumen Maximum burn time (constant light): 20 hours Maximum burn time (flashing light): 140 hours Power supply: 2x 3V CR2032 batteries (not included) Weight: 15 grams Diameter: 25 mm Rear light specifications: Colour: red, black Gender: unisex Material: plastic, silicone Lamp type: led Mounting: seat post Light output: 10 Lumen Maximum burn time (constant light): 30 hours Maximum burn time (flashing light): 200 hours Power supply: 1x 3V CR2032 batteries (not included) Weight: 15 grams Diameter: 25 mm Contents: 1 Information 1 Taillight