HYDRA Tech Bottle - 5W Bluetooth Speaker, 4000 mah Power Bank Charger for Smart Phone, Speakerphone, Microphone, Emergency RGB LED Nightlight Gray 20oz BPA-FREE water bottle Premium 5W Bluetooth Speaker The microphone turns your HYDRA into a hands-free speakerphone! BRIGHT, FLASHING RED LED EMERGENCY light, WHITE lantern, RGB Color Cycle! 4000 mAh ultra-safe polymer Power bank (with 2.1a USB output)