Both models are all-glass health kettles designed for brewing health teas and other nutritious beverages.
Suitable for constant temperature use, including milk powder preparation.
Simple operation, user-friendly for elderly users.
FK571 supports precise stewing (e.g., bird’s nest, peach gum); FK551 does not support stewing.
Both can brew health teas.
FK571 features a screen; FK551 does not.
FK571 allows customizable cooking times for each function; FK551 has fixed cooking times without adjustment.
FK571 offers flexible keep-warm temperature selection from 40°C to 70°C for up to 12 hours; FK551 maintains 60°C keep-warm for 8 hours.
Both models support tea basket compatibility; FK571 supports stew pot compatibility, FK551 does not.
Made with German imported DURAN high-borosilicate glass (SCHOTT brand), heat resistant up to 150°C, with low thermal expansion coefficient (3.3×10⁻⁶/°C).
Food-contact materials comply with US FDA standards
food-grade PP, SUS304 stainless steel (free of heavy metals), ABS resin.
One-piece glass body with no bonding or grinding, stable and durable.
No glued handles or drilled spouts; V-shaped spout for smooth pouring.
External anti-scald design that is secure and non-detachable.
Additional details
Four-layer safety protection
NTC temperature sensor, water level sensor with dry-boil alarm, temperature controller, thermal fuse, and overheating protection on heating plate.
Tested for durability
10,000 cycles lifespan test, 150°C thermal shock resistance, mechanical impact resistance (steel ball drop from 50 cm), and cold-hot shock resistance (boiling water with ice cubes).
Dual certifications
GB and FDA for food safety.
Multiple patents and safety standards compliance.
Automatic keep-warm function with 8-hour 60°C mode.
Screen energy-saving mode with automatic screen light off during cooking and keep-warm.
Boiling point detection suitable for high-altitude regions.
Additional details
Capacity
1.2 liters
Power
600W
Net weight
1.66 kg
Seven automatic functions with soft boiling curves to preserve nutrition.
Quiet cooking mode (“Do Not Disturb”) for office or study environments.
Independent temperature control adjustable in 5°C increments between 40°C and 70°C for 12-hour constant temperature.
Additional details
Suitable temperature presets for various drinks
45°C for milk powder, 70°C for matcha, 60°C for lemon water, 50°C for rice paste, 55°C for black goji berries.
Lid with anti-overflow middle cover and built-in fine filter spout.
Available in multiple colors including new “Piggy Pink”.
When cooking foamy ingredients (e.g., tremella, porridge, astragalus), keep lid half-open to prevent overflow.
Stir starchy foods regularly to avoid sticking.
Very fine particles (e.g., millet, broken tea leaves) may not be fully filtered.
Do not heat milk directly above 60°C to preserve nutrition and prevent burning.
Avoid freezing the kettle with liquid inside to prevent breakage.
Heating plate must not be washed with water; clean only after cooling.
Initial heating may emit slight odor due to protective coating; this is normal.
User manual x1
Over 2 million global users.
More than 10 years of technology development with 60+ domestic and international patents.
Winner of multiple design awards including German Red Dot, IDEA, and US Industrial Design Awards.
Trusted for quality and safety by consumers worldwide.
Minor glass imperfections such as small bubbles, water ripples, and slight deformations at the spout are normal due to glass manufacturing processes and do not affect product performance.
Product appearance may vary; refer to actual product for details.
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