4XEM fast charging 12000mAh portable power bank for iPhone, Samsung Galaxy S9, LG, Motorola delivers a quick charge to keep you going. This compact 2.4A 12000mAh fast charging battery pack is easy to carry, very reliable and efficient. Charge any smart phone at least 2-3 times. Our 12000mAh battery charger is light and compact making it your ideal charger when you are on the move. Charge your Samsung Galaxy S10 at least twice and your iPhone 8 or iPhone 11 up to 4 times quickly without harming your device. All our portable chargers have 4 LED indicators representing 25% capacity to let you know when you need a re-charge. Compatible with smartphones, smart watches, fitness bands, headphones, Bluetooth speakers, cameras and other Bluetooth devices.