Small Bathroom Trash Can with Motion Sensor Lid - Slim 3.8 Gallon

In this review of the slim 3.8 gallon bathroom trash can, the bottom line is simple: it is best for anyone who needs a compact, hands-free waste solution for tight spaces. The unit's standout feature is its touchless motion sensor, which opens the lid automatically when a hand or object comes within about 5-7 in, making bathroom or bedside use cleaner and more convenient. Battery operation keeps it cordless, and the design aims to keep odors contained while maximizing usable capacity in narrow areas.

Key Features

• Touchless motion sensor: The lid opens automatically at 5-7 in for non-contact disposal, reducing touchpoints and improving hygiene.
• Air suction technology: When closed the interior becomes slightly vacuumed so the bag clings to the wall and usable capacity increases by about 25%.
• Slim footprint: With a narrow length and width the can fits well in cramped spots like beside toilets, under sinks, or next to desks.
• Quiet lid action: Air-damping technology gives slow, silent opening and closing suitable for bedrooms, offices, or children's rooms.
• Easy to clean material: Made from ABS and PP plastic with a smooth surface that wipes clean and resists stains.
• Simple power setup: Runs on 4 AA batteries (not included), keeping the unit cordless and flexible to place.

Who It's For

This trash can is ideal for renters, small apartment bathrooms, and home offices where floor space is at a premium and a hands-free option is preferred. The slim profile and 3.8 gallon capacity work well for single-person households or secondary rooms like bedrooms and powder rooms.

People who need a heavy-duty kitchen can, very large capacity, or wired power should look elsewhere; this model is optimized for compact spaces and convenience rather than large-volume or permanent hardwired installation.

Pros & Cons

Pros

• Compact size fits tight spaces while still offering usable 3.8 gallon capacity.
• Touchless operation and silent, air-damped lid are hygienic and unobtrusive.
• Air suction design helps keep the bag flush to the walls and frees up extra space inside the can.
• Smooth ABS+PP surface cleans easily and looks tidy in bathrooms or offices.

Cons

• Requires 4 AA batteries (not included), and a minority of customers reported occasional functional failures.
• Not suitable for high-volume waste areas like busy kitchens due to limited 3.8 gallon capacity.

Specifications

Brand	JOYBOS
Capacity	3.8 gallon
Dimensions	Length 11.4 in, Width 6.29 in, Height 13.1 in
Power	4 AA batteries required (not included)
Materials	ABS + PP plastic
Special features	Motion sensor, air suction, air-damping lid

Our Verdict

The slim 3.8 gallon motion sensor trash can is a smart, affordable choice for small bathrooms, bedrooms, and offices where a touchless and low-profile waste solution is needed. It delivers quiet operation, better internal bag fit from the air suction design, and easy cleaning, making it good value for anyone who prioritizes space savings and hygiene over large capacity.

Frequently Asked Questions

How close does something need to be to trigger the lid?
The sensor responds to movement about 5-7 in above the sensing area.

What batteries does it use?
The unit requires 4 AA batteries, which are not included; follow polarity and the on/off instructions when installing.

What size trash bags work best?
The manufacturer recommends using approximately 4 gallon bags; a few small bags are included for setup and testing.