Car battery charger 12v 6000mAh high power jump starter

Basic Info.Part NO.: Q7Color :silver, black ,red ,blue（four colors to choose）How to use the power ?Step1:  Make sure the battery cpacity of the jump starter is above 50%（at least 3 indicator lights stay ON).Step2: Connect the jump start cable to the drained battery of the vehicle;connect the red clamp to th positive" "terminal and black clamp to the negative "-" terminal.Step3: Connect the jump start calbl to the proper socket of the jump starter.Step4：Now attempt to crank start the engine .If the engine does not statr ,wait at least 10 seconds     before trying again.Step5: Disconnect the jump start cable from the jump starter within 10 seconds after the engine has   been successfully started.Below is my contact information, I'm always here waiting for you, my friend. Contact:Taneya  TangZHIMESON Group LimitedTel: 0086-13613029437Ph: 0086-0755-23112380-802 FAX:0086-0755-33235375Skype NO:cnzhimeson@hotmail.com  Aawtchapp:1361302943761.05WH Gasoline Diesel Car Battery Boostebest emergency jump starter power bank61.05WH Gasoline Diesel Car Battery Booster multi-function vehicle car bank power Emergency portable car battery jump starter