Roadway Safety

1. Prevents vehicle from moving by keeping wheel in place. 2. Perfect for chocking 2 wheels when parked on a slop or both the front and back of one wheel when parked on a flat surface rough ground. 3. Easy access and convenience to put in your car while...

1. Small size, easy to store, easy to carry. 2. High-brightness LED strobe warning light, waterproof, anti-breaking, energy-saving. 3. Material: plastic 4. Height: 42cm 5. Durable and reliable.

Using1. The device has a little lever switch, move it to the ON side. 2. Test that it is working properly by tilting it forward, if it beeps then it is at working state 3. Place behind your ear and adjust, it should be placed correctly for effectiveness...