KTV DRIVE (FRONT)* Max 220 lumens / 20 hour runtime in Flash mode* 400 mAh battery. Larger battery, longer runtimes* Highly disruptive Daytime Flash mode* Integrated USB stick for cable-free recharging* Lightweight and durable construction* IPX7 water resistant co-molded design* Clip-on or strap mounted optionsKTV PRO SMART (REAR)* Max 75 lumens / 20 hour runtime in Flash mode* New 400 mAh battery* Wide angle optics with 270å¡ visibility for maximum safety* Aero and round seat post compatible* Lightweight and durable* IPX7 water resistant co-molded design* Modes can be customized through phone app