Car Jump Starter 20000mAh Booster Jumper Box Power Bank Battery Charger PortableSpecifications: Color: BlackMaterials: Lithium Polymer + PlasticDimension: 5. 47*3. 11*0. 67inchWeight: 240gUSB Output: 5V 2ASupport for: Emergency starting of 12V carStarting Current: 200APeak Current: 400AOperating Temperature: 40~+80Warning: 1. Don't reverse the operation sequence of the jump starter. 2. Don't use jump starter to start vehicle if the number of indicate or lights are less than 3 to protect the jump start from damage. 3. Don't remove