The smoking in the case of the Toyota Camry VII is fraught with trouble with the transaction. It is more dangerous to charge the battery with a special charger.
However, you can recharge the battery from a rechargeable battery pack and this procedure is safe. You need to connect the wires, not the polarity, to the terminals of both batteries, and wait. Usually, the engine shall be charged for 15 minutes. The wire must be disconnected before it can be started.
