1. Material: stainless steel, high borosilicate2. Capacity: 420ml3. Hydrogen concentration: 600-900 PPB4. Built-in battery: 1200 mAh lithium battery5. Power: 4W6. Rated voltage: 5V7. Charging time: 2-3 hours8. Size: 28x7x7 cm9. Weight: 400g10. Leak-proof c
1. Material: stainless steel, high borosilicate
2. Capacity: 420ml
3. Hydrogen concentration: 600-900 PPB
4. Built-in battery: 1200 mAh lithium battery
5. Power: 4W
6. Rated voltage: 5V
7. Charging time: 2-3 hours
8. Size: 28x7x7 cm
9. Weight: 400g
10. Leak-proof cup lid, built-in sealing silicone ring
11. High borosilicate glass body, heat-resistant, cold-resistant and safe
12. Silent wear-resistant silicone bottom, non-slip
13. Stainless steel cup lid, safe and hygienic, anti-drop
14. USB charging, convenient and fast
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