The T'nB 10000 mAh black PBU10000 power bank guarantees backup mobile charging for your smartphone up to 3 to 4 times with complete safety. Built in a slim and durable black casing with an LED charge indicator, it includes two universal USB outputs and a USB-C/Micro USB input port to recharge two devices simultaneously. The classic black color is immune to scratches and stains. Indispensable for long trips, hikes and everyday use.