Lezyne LED KTV USB Front Light
The new version of the KTV Drive features a lightweight, yet durable co-molded construction with an IPX7 rating. This means that the LED is waterproof. The KTV has two bright LEDs and a day flash mode with 200 lumens of output. This upgraded version of the KTV Drive has an eight-hour increase in runtime. It also has an integrated USB stick for easy charging without cables. The KTV Drive offers five different output modes and is available in four colors. The LED is completely waterproof.
The diagram below shows how many lumens the lamp offers in a certain position and how long the LED can last. 1 lumen equals the light of a candle.