Multi-functional Safety Warning Light With Whistle for SOS and Hammer to Break up Glass
On the top: 1 white LED, ligting in the dark.
Rubber ring, water proof.
In the middle:
3 red LEDs, flashing for SOS in the dark
Loudly whistle for SOS.
If get accidents and can’t open the window, Use the hammer to break it up
If get accidents and can’t untie the belt , Use the reamer to cut it.
Magnet on the bottom can be attached on lron.