Pura 4 Smart Home Fragrance Diffuser
- Up to 120 hours per vial, Puralast technology
- Wi-Fi app control, schedule, intensity and scent switching
- Medium-to-large rooms, per the listing
- 12 watts, corded electric power
- Refills sold separately, no vial named in the box
- 5.6 ounces, white round body
Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A sensible plug-in diffuser for anyone who wants scent schedules and switching from a phone. Refills are sold separately, so it scents nothing until you add a vial.
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ASIN: B0C6BKKB87Model: Home 4Category: Home Fragrance Diffusers
Overview
Automatic vial detection and a room temperature sensor run the Pura diffuser, which reads the fragrance vial you insert and spreads scent evenly through the space. Settings live in the Pura app over Wi-Fi, where you schedule sessions, set intensity and swap scents.
Phone control is the reason to own one: schedules, intensity and scent changes happen in the app instead of at the outlet. Fragrance refills come separately, and the listing gives conflicting coverage figures, so treat the room size claim with care.
Who it's for
Suited to a bedroom, kitchen or living room where scent should follow a schedule set from your phone. People without home Wi-Fi, or who dislike app-driven gadgets, should look at a simpler diffuser.
Pros and cons
- App scheduling and intensity control
- Switches between scents from the phone
- Automatic vial detection
- Monitors room temperature for even spread
- Fragrance refills sold separately
- Full control requires the Pura app
- Listing coverage figures conflict
- Corded power only
Performance notes
Scent output follows the intensity you set in the app and the way the unit reads room temperature to pace diffusion. Run time per vial is quoted as an upper limit, so your schedule and intensity choices decide how long a refill actually lasts.
Specifications
| Brand | Pura |
|---|---|
| Model | Home 4 |
| Dimensions & fit | |
| Item Weight | 0.35 pounds |
| Item Dimensions L X W X H | 1.7 × 3 × 2 inches |
| Power & efficiency | |
| Power Source | Corded Electric |
| Wattage | 12 watts |
| Construction & materials | |
| Color | White |
| Material Type | Polycarbonate (PC), Acrylonitrile Butadiene Styrene (ABS), or Stainless Steel |
| Material Type Free | Plastic |
| Included components | |
| Unit Count | 1 |
| Included Components | Tools |
| Other details | |
| Floor Area | 15 sq ft |
| Runtime | 120 hours |
| Scent Name | [ANY] |
| Light Source | Candle |
| Shape | Round |
| Number Of Items | 1 |
| Additional Features | Smart Fragrance Control |
| Recommended Uses For Product | Home |
| Coverage | Medium to-large rooms |
Frequently asked questions
How big is the Pura 4 diffuser?
The listing gives 1.75 x 3 x 2 inches (L x W x H) and a weight of 5.6 ounces, so it is a compact unit.
Does the Pura 4 come with fragrance vials?
No. The listing states refills are sold separately, so order at least one vial with it.
Can I change scents with the Pura app?
Yes. The app lets you schedule the diffuser, adjust scent intensity and switch between scents.
Does the Pura diffuser run on batteries?
The power source is listed as corded electric. No battery option is mentioned.