... on highway when emergency happens.3. Rechargeable, with charger (travel charger and vehicle-bone charger), home emergency lighting, Light ... diming, the battery is low, it should be power off ,and insert charger adapter into charging socket for re-charging ... , rubber undercarriage, cylinder, box, cartonPictures:Exploded drawingDimensionsUsingProducing and testing: portable led lamp----2013 new product