The machine uses 220V AC power. If you want to use it on a truck, you need a 12V to 220V inverter, and the inverter power is required to be above 1000W.
All products on our official website come with a 12-month warranty. If you purchase a product that has a problem within one year, we will be responsible for you. Here is the link: https://www.vevor.com.au/pages/return-policy.