Warranty: Manufacturer’s 1 Year Portable Charging Station & Detachable 5W Bluetooth Speaker 4 USB Ports (2.1A) With SmartDetect To Charge 4 Devices Simultaneously Rechargeable 20,800mAh Internal Battery Up To 72 Hours Of Wireless Playback Integrated Speaker For Phone Calls IP64 Water & Dust Resistant LED Battery Capacity Indicator Battery Charge Time: 6 Hours Includes 20W Power Supply Weight: 1.5 lb