There are usually two ways to charge the sofa, one is to charge the socket through the power cord, this way is more common and simple, just insert the power cord into the socket.
Another way is to use rechargeable batteries, put the battery into the battery slot inside the sofa, and connect the battery to the power supply through the plug to achieve charging.
The advantage of this method is that you can use the sofa where there is no power outlet, and you can move the sofa to any position after charging. No matter what kind of charging method is used, it is necessary to pay attention to the safety issue when charging, to ensure the use of the appropriate charger and the correct operation method to ensure the normal use and safety of the sofa.