1.Unique patent Tech 2.No sacle with long life span 3.Warranty (3years) 4.leakage ,over temp protection 5.98% high efficienc Dual Mode water heater details: (10stalls +constant temp function)A ) Key Features:Apperance:Simple- the post-modern minimalist design style.Small-compact,stylish,space-saving,bathroom renovation and more beautiful;Dynamic-Dynamic Large lED display,working status:USE:Wisdom ...