USB Rechargeable LED Road Flares Emergency Lights Roadside Warning Car Safety Beacon Flashing Disc Flare Kit With Magnetic Base VEHICLE SAFETY:LED Road Flares Emergency Lights, A safety Kit you must have for cars, trucks, boats, vehicles, marines or motorcycle emergencies. In case to keep safe when you in accident. A wonderful gift for friends and families put in their vehicles 9 DIFFERENT EMERGENCY FLASHING MODES - Each LED Safety flare light has 9 flashing modes for different SOS rescue signals both for marine and road emergency use. They can also be used for recreational activities such as camping and hiking It is also perfect for failed vehicle traffic warning, police road mark, surface float and maritime salvage identifier etc. RECHARGEABLE DESIGN:Why we choose it. You never need to worry no batteries in hand, batteries are ran out, dead batteries etc. It is rechargeable design with 650mah Li-battery inside, also one USB charging cable included. You can charge it even at home or in your car. Pls note indicator is red when charging, it"'"ll be green when it"'"s full charged. The most exllent is can standby more than one year.