Gain more connections with more clients by giving out this UL listed power bank! It features an LED indicator light and a wireless speaker with HD Bluetooth® 3.0 technology, giving recipients even more uses than usual. They can charge their device with the 2200 mAh lithium ion grade A non-recycled battery or pair it wirelessly to hear their music for up to 12 hours and from up to 30 feet away. The output is 5 volts / 1 amp. Use any of our multiple imprinting methods to add your logo and expand your brand reach!