Yes. A dual USB charger is an excellent accessory due to the following benefits:
Convenience: Dual USB chargers allow you to charge two devices simultaneously, saving you the trouble of charging them separately.
Space-saving: Since a dual USB charger only has two ports, it is often compact and portable, making it suitable for travel or situations where space is limited.
Versatility: Dual USB chargers can usually charge a wide range of devices, from smartphones and tablets to other USB-powered gadgets like headphones or camping power banks, increasing their versatility.