Features: Health gift choice: Long-term drinking of hydrogen-rich water may support metabolism, help relieve muscle soreness, and promote better sleep. Food grade material: Made of food grade high borosilicate glass, durable and free of harmful substances. The cover of the portable hydrogen water generator features a sealed design with thick sealing rings for reliable leak protection. Rapid improvement of water quality: Utilizes advanced technology to rapidly electrolyze water in 3 minutes. A single use can generate a high concentration of hydrogen, transforming regular drinking water into hydrogen-rich alkaline water. Suitable for all types of drinking water. Provides improved quality water. Easy to use and clean: Simply press lightly to activate; the blue LED light at the bottom illuminates as hydrogen is released from the water. Designed with both bottom and top that can be easily unscrewed for thorough cleaning, ensuring a fresh and hygienic experience. Simple and stylish design: The bottom of the hydrogen water bottle includes a soft non-slip pad for stability. USB charging allows convenient use anytime, anywhereideal for office, exercise, travel, and more. 360ml capacity meets daily hydration needs. Note: 1. Actual color may vary slightly due to lighting effects. 2. Please allow 1-3cm variation due to manual measurement. Material: High Borosilicate Glass Size: 22.3x6.7x6.7cm Specification: Three generations silver / five generations silver Gross weight: 550g / 545g Product size: 22.3x6.7x6.7cm Package size: 23x10x10cm Product capacity: 360ml Operating temperature: 0-60C Hydrogen concentration: 600-900 ppb Rated voltage: 5V Maximum power: 4W Operating cycles: 12-15 uses per full charge Full charge time: 3-3.5 hours Package List: 1 x 360ml Hydrogen Water Generator Bottle