• 20,000mAh capacity can fully charge most smartphones 4-6 times, tablets 2-3 times. • Ideal for travel, camping, or emergency power backup. • Compatible with smartphones, tablets, Bluetooth speakers, and other USB-powered devices. • Features multiple USB ports for charging multiple devices simultaneously. • Built-in safety features protect against overcharging, overheating, and short circuits. • LED indicator displays remaining battery capacity. • Brand new condition.