#1 LED Tail Light by Arsenal Offroad TM, 2-Pack with Batteries Included, High Intensity LED Multi-Purpose Rear Bike Light - Fits on Bikes, Helmets, Backpacks, Scooters, Joggers, Easy Install (No Tools Required), Waterproof IP68 3 Function LEDs: Fast Strobe, Slow Strobe, Super Bright Steady) #1 Super Bright LED Tail Light with our New Ultra Light Design 2pc Super Bright Rear LED Tail Light with 3 Modes: Fast Strobe, Slow Strobe, Steady 4pc CR2032 Cell Batteries Included (Up To 150 Hours in Strobe & 50 Hours in Steady Mode) 2pc Adjustable Silicone Quick Release Rear Mounting System Visibility Up to 200 Meters with a 240 Degree Range , Easy Strap and Play Design!