The Porodo Kids 4G Smart Watch is a new, stylish, and fun product for kids. Carefully designed against safety and functionality, it has a strong battery capacity of 700mAh for long-lasting power, continuously running up to 16 hours. And with its 3-hour quick recharge, your child can return to the action in a short time. With the Nano slot, sim users can quickly call or use a sim card. Its SOS calling feature adds security so your child can instantly contact you if something unfortunate happens. Its 1.87" screen is highly colorful, featuring 240 x 280 IPS resolution for clear display when notifications are displayed. Equipped with the RTOS system, it runs an ultra-smooth user interface. This smartwatch, fitted with 128MB of memory, handles most applications easily, making it great for techie kids.