Hazlight Emergency Kit is a portable flashing, hazard and emergency warning system. It uses LED lights to give advance warning of danger in the road ahead. The lights are placed on the road at intervals leading up to the danger and the flashing lights warn other road users of danger ahead. Lightweight and durable. The kit has 5 stud lights in blue or amber for use by roadside assistance organisations.CE marked, tested and proven to be safe. When fully charged, they are activated when taken from the carry case and switch themselves off when replaced in the case. Fully charged visible for up to 1000m for up to 24 hours. Can be charged in vehicle from standard cigar lighter. The blue kit can only be supplied to emergency services i.e. Police, Ambulance and Fire.