Material: High-quality high elastic silicone for a fast and easy installation
Flashing mode: 3 modes ( normal, flash, slow flash ), can change by pressing the button ( long press to fast flash mode )
Can install on your backpack for night warning
Water resistant, can use in rainy days
Color: White
Weight: About 70g
Length: 15cm
Width: 6.5cm
Thickness: 3cm
Powered by: 2 * CR2032 button batteries ( included )