24v jump starter diesel for truck emergency starter

  Packaging&Shipping:

  1.what is the car jump starter?
Car jump starter is used to charge your car battery and start the engine.also,this is multi Funcation,except starting your vehicle,also apply to use to most of the digital products,such As mobile phones,laptops,cameras,navigations etc
2.how to turn off the product?
The product will turn off automatically after 10 seconds when no loading is detected or the charge has completed.
3.how long does full charge of the jump starter?
It takes 3 to 4 hours to full charge car jump starter with 12V/1A charger.
4.How many times can this appliance on full charge start the vehicle?
Each jump starter different capacity,approximately 20 to 40 times.
5.How long will the power of the battery remains?
3-6 months,however,we suggest you charge it every 3 months. And the LED illumination is another extra function used commonly,long press the switch button to start the flashlight,3 modes for options:Hard light; frequent flash; SOS, the mode will be changed after one more press. 
6.What is about the warranty?
9V 2A Car Charger,We warranty the products for 1 year,we can warranty in advance,for example if you purchase 100 sets,we warranty 1 set together with the goods.Or if there is other defective part,we can replace the defective part within 1 year!