1. Its small, portable size makes it ideal for travel, and its USB compatibility makes it easy to use almost anywhere. 2. You can plug this battery charger into your laptop or desktop, and any other standard USB wall or car chargers which are available separately. 3. Built-in Micro USB and mini USB ports 4. The charger has enough power to handle batteries at the same time. 5. Overcharge protection 6. Come with a USB cable 7. The device is also very easy to use. Just insert the batteries into the holes, plug in the charger, and you are ready to go. 8. Suitable for GoPro HERO4 /3+ /3 (AHDBT-301/201, AHDBT-401) 9. Note: Batteries are not included
