Change the way you hydrate with this unbeatable 24 ounce water bottle! Made of co-polyester, this item includes a PP plastic lid and is equipped with a durable single-wall design. Also featured are a USB cable, a COB light with 2 tiers of LED lights and 80 lumens, and a screw-on lid with an ergonomic handle. To turn on the COB light, simply press the button on the upper panel and press it a second time to turn on the LED light on the lower panel. A third press will turn off the lights altogether. This impressive bottle is equipped with a 430mAh rechargeable lithium polymer battery, a DC 5V input, and a 37V output. Enjoy 8 hours of battery life.