1. **Convenience and Ease of Use**: The Happy Dubai 15 Days Unlimited Data Travel Sim Card is a traveler's best friend. With no registration required, it's a plug-and-play solution that activates instantly upon insertion into your unlocked device. This feature is particularly beneficial for those who want to avoid the hassle of paperwork upon arrival.

2. **Data and Speed**: Offering 5GB of high-speed 4G LTE data, this SIM card ensures that you stay connected with fast internet speeds for all your browsing and social media needs. After the initial 5GB, the speed throttles to 128kbps, which is still sufficient for basic app usage and light browsing.

3. **Network Coverage**: The SIM card operates on the Orange network, providing reliable coverage throughout Dubai. Users have reported consistent connectivity, making it a dependable choice for travelers exploring the city.

4. **Compatibility**: It supports most unlocked devices, including both iPhone and Android. For dual SIM phones, it is recommended to use SIM slot 1 for optimal performance. However, it does not support operator-locked or regional-locked devices.

5. **User Experience**: Reviews highlight the ease of setup and activation, with many users appreciating the straightforward process and immediate connectivity. The absence of a daily data limit is another plus, allowing for uninterrupted usage throughout your stay.

6. **Value for Money**: Priced reasonably, this SIM card offers a fair amount of data and reliable service, making it a cost-effective option for travelers needing consistent internet access without the worry of running out of data quickly.