Small but large: with a weight of only 60 grams, it would be difficult to find such a useful and slender light as the Dayblazer 550. By combining a bundle focused on your return home after sunset and a lot of captivating pulsations to remain visible even during the hours of daylight, this light is quite small that you can forget that you have it with you. The DB 550 is provided with a handlebar support that easily adapts to all the size of the dumbbells between 22.2 and 34 mm. This light has an Osram 3737 LED, it is waterproof, rechargeable USB. The operating modes are 5 in all, three with constant light (550, 275, 75 lumens) and 2 pulsed light (100 and 65 lumens). The low consumption constant light mode, 75 lumens, allows you to make it work up to a maximum of 5 hours. The low -consumption pulsed light mode, 65 lumens, allows it to make it work up to a maximum of 12 consecutive hours. With this light they will see you come for sure!