More info Lezyne Femto USB Rear StVZO – Black
The Femto USB Drive Rear StVZO is very compact and lightweight. It is USB rechargeable with a durable molded construction. This construction has a water resistance of IPX7. This means that the LED is waterproof when submerged from one meter deep and no longer than thirty minutes. The supplied strap can be mounted in various ways. The two output modes offer up to 8 lumens and the custom optics lens offers well over 180 ° visibility. The Femto USB Rear can run for up to 8 hours and is easily rechargeable with the included micro USB cable. A secure threaded composite matrix cover keeps the USB port clean and sealed. The Femto USB StVZO is perfect for serious cyclists looking for a simple and inexpensive way to add visibility.
The diagram below shows how many lumens the lamp offers in a certain position and how long the LED can sustain this. A lumen equals the light of a candle.
Femto USB STVZO Rear Chart
Max. lumens: 8
Weight: 23 gram
Max. battery life: 8 hours
Charging time: 2.5 hours
In Germany there is a special legislation for bicycle lighting. This means that bicycle lighting must meet different requirements than bicycle lighting in the Netherlands or other EU countries. StVZO lamps may not flash and these lamps have greater side visibility.