Loniko U5-1-WK Smart Toilet with Built-In Bidet

The Loniko U5-1-WK smart toilet combines a built-in bidet with an automatic lid and flush, heated seat, warm-water wash, and warm-air dryer. Its listed dimensions and floor-mounted design make fit and installation planning important, and the listing says it requires a nearby electrical outlet.

At a glance

Listing describes an automatic opening and closing lid, touchless sensing, and foot-sensing flush.
Bidet modes listed include rear, feminine, oscillating, and massage wash, with adjustable water pressure.
Heated seat, instant warm water, and adjustable warm-air drying are claimed.
Remote control and side knob are described, alongside an LED display and night light.
The listing claims dual siphonic flushing and a 1000g MaP flush score.

Price

$399.99Save 20%

Reference price: ~~$499.99~~

Price checked: Nov 14, 2026

View offer

Pros and cons

Pros

Multiple bidet wash modes and adjustable spray pressure offer more control than a basic toilet.
Heated seat, warm-water washing, and warm-air drying combine several comfort functions in one fixture.
Automatic lid and touchless or foot-sensing flush options may reduce the need to reach for controls.
A mechanical manual flush is claimed for power outages, though another listing section describes battery backup instead.

Technical specifications

17 specifications

Identity
Brand	Loniko
Model	U5-1-WK

Dimensions and installation
Form factor	U-Shape
Dimensions listed	27.56"D x 16.93"W x 18.31"H
Weight listed	104 pounds
Mounting	Floor Mounted
Rough-in stated in listing	12" rough-ins

Materials and power
Bowl material	Ceramic
Seat material	Plastic
Voltage	110V+10%
Frequency	50HZ/60HZ
Rated power	1380W
Power cord length	3.94 ft
Outlet required	Yes

Flushing and bidet
Flush type	Jet siphon flushing
Water pressure	22-109 PSI (static) = 5L of water in 15 seconds
Spray position	Adjustable for forward and backward

What to know before buying

The listing says it fits 12-inch rough-ins and advises checking the wall-to-drain center measurement. It also requires a nearby 110V GFCI outlet, so confirm bathroom layout and electrical access before purchase.
The claimed 1000g MaP score and certification statements are listing claims, not independent verification.

Listing details to confirm

Listing details conflict or remain unconfirmed: its title and highlights say auto flush, while other copy describes touchless and foot-sensing flush and the technical details call it jet siphon flushing. Power-outage flushing is described both as a mechanical manual flush and as backup-battery-powered, without resolving which applies. The package list names only the toilet, while feature copy claims mounting hardware. Confirm the selected variant and included parts before ordering.

What’s in the box

Included

One-piece toilet

Who is it for?

A good fit for

Buyers planning a bathroom upgrade who want a toilet with an integrated bidet and powered comfort features.
Households interested in automatic lid or touchless flush controls and multiple wash settings.
Installations with a confirmed 12-inch rough-in and suitable nearby GFCI outlet.

Less suited to

Bathrooms without a nearby suitable electrical outlet, unless electrical work is planned.
Buyers who need confirmed package contents, outage-flush behavior, or installation compatibility before selecting a model.

Loniko U5-1-WK Smart Toilet with Built-In Bidet · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.8 / 5 · 32 ratings

5 stars84%84%
4 stars9%9%
3 stars7%7%
2 stars0%0%
1 star0%0%

The supplied evidence contains aggregate ratings but no written review summary. The overall rating profile is favorable, but ratings alone cannot establish whether buyers liked the bidet modes, automatic functions, installation, or reliability. Treat it as limited satisfaction context rather than evidence of performance.

Frequently asked questions

What bidet functions does the Loniko U5-1-WK list?

The listing describes rear, feminine, oscillating, and massage wash modes, adjustable water pressure, instant warm water, and a warm-air dryer.

What installation requirements should I check?

The listing says the toilet fits a 12-inch rough-in and requires a nearby 110V GFCI outlet. Measure the wall-to-drain center and check outlet access before ordering.

Can it flush during a power outage?

The listing is inconsistent. One section says it has a mechanical manual flush, while another says a backup battery enables flushing. Confirm the selected model's outage operation before purchase.