4 LED IPX4 3 Modes Outdoor Night Running Bike Warning Light

Specification: 
Model: TL04; 
Material: ABS; 
Lumen: 4 LEDs output maximum 16 + lumens; 
Modes: Always-on - Strobes - Interactive Flash - Chain Flash; 
Working Time: Always-on State: About 50h; 
Strobe State: About 100h; 
Size: 5.3 * 3.3CM/2.09 * 2.09in; 
Color: Red, White, Black; 
 
Usage:  
Built-in two 3V CR2032 batteries (replaceable); 
Press and hold the on/off button for 5 seconds to switch the light on/off; 
Press the on/off button to switch among four lighting modes; 
Four lighting modes: Always-on - Strobes - Interactive Flash - Chain Flash). 
 
Package includes: 
1 x Light