Features: -The latest second-generation SPE technology is used to significantly increase the amount of hydrogen dissolved, with the hydrogen ion content reaching 3000ppb. -Regular drinking can promote metabolism, relieve muscle soreness, improve sleep and more. -Made of high quality glass, heat resistant, cold resistant, strong and durable. -The lid is made of ABS material with a built-in silicone ring, leak-proof. -Easy to use, just one button to start, you can easily make hydrogen-rich water. Specification: Colour: dark blue Battery capacity: 700mAh Capacity: 380ml Package Included: .