The Lezyne KTV Drive Pro+ is a compact rear light with up to 150 lumens in Day Flash, enough to stand out in daylight as well as after dark. Wide Angle Optics give up to 270° of visibility, and the rubber O-ring mount fits round, D-shape and aero seatposts in seconds. Key Features 150 lumens maximum, up to 35 hours runtime Daytime Flash mode for visibility in daylight Wide Angle Optics give up to 270° of visibility Co-moulded body with a lightweight rubber O-ring mount IPX7 waterproof rating USB-C charging through a water-resistant port 400mAh user-replaceable battery (EU Batteries Regulation 2023/1542) Compatibility Round, D-shape and aero seatposts Included KTV Drive Pro+ rear light O-ring mount Not Included USB-C charging cable Specification Specification Detail Position Rear Maximum output 150 lumens Maximum runtime 35 hours Output modes 6 Battery 400mAh, user-replaceable Charging USB-C (water-resistant port) Water resistance IPX7 Mounting O-ring seatpost mount; fits round, D-shape and aero seatposts Weight 32.6g Dimensions (L x W x H) 39.9 x 25.2 x 55mm Colour Black Output Modes Mode Output (lumens) Runtime (h:mm) Blast 50 2:00 Economy 10 9:30 Femto 5 35:00 Day Flash 150 24:00 Flash 75 20:00 Pulse 50 5:30 Small enough to forget about, bright enough to be noticed.