# diida dii7889 900W PTC Ceramic Desktop Heater

Desktop: The diida dii7889 is a compact, corded PTC ceramic heater for tabletop use in small indoor spaces. Its two heat settings and adjustable thermostat suit personal warmth at a desk or in a small room, rather than broad-area heating.

- [Original product page](https://aussiedealscout.com/product/diida-dii7889-ptc-ceramic-desktop-heater)
- [View offer](https://aussiedealscout.com/visit/diida-dii7889-ptc-ceramic-desktop-heater)
- Market: AU
- Language: en-AU
- Currency: AUD
- Brand: diida
- Model: dii7889
- Category: Home & Kitchen > Heating, Cooling & Air Quality > Heaters
- Price: 25.49 AUD
- Previous price: 29.99 AUD
- Discount: 15%
- Price checked: 2026-11-13T12:01:18.294Z
- Rating: 5 / 5
- Reviews: 2

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- The listing describes two power levels, 600W and 900W, with an adjustable thermostat.
- Compact tabletop design is listed for indoor use in small spaces.
- Overheat and tip-over protection are claimed by the listing.

## Pros

- Two heat levels offer a lower-output option as well as the listed 900W setting.
- Compact dimensions and tabletop mounting suit desk-side or other small-space use.
- Adjustable thermostat and stated tip-over and overheat protection add useful control and safety features, as claimed.

## Cons

- The listed coverage is limited to small spaces, so it is not presented as a whole-room or large-area heater.
- At 900W maximum output, it is a lower-output option than heaters intended for larger spaces.

## Specifications

### Identity
- Brand: diida
- Model: dii7889
- Colour: white
- Form factor: Compact
### Heating and power
- Heating method: PTC Ceramic
- Power source: Corded Electric
- Heat output: 900 Watts
- Heat settings: 2
- Heating coverage: Small spaces
- Fuel type: Electric
### Dimensions and use
- Dimensions (D x W x H): 10.3D x 15W x 21H centimetres
- Mounting type: Tabletop Mount
- Indoor/outdoor use: Indoor
- Recommended uses: Desk, Home, Office
### Features
- Special features: Adjustable thermostat, Dual heat settings, Lightweight, Overheat Protection, Tip-Over Protection
### Origin
- Country of origin: China

## Before you buy

- The listing gives a 900W heat output and separately specifies 600W and 900W settings. It also claims rapid heating, a quiet fan and automatic shut-off for tip-over or overheating, but provides no measured performance or operating-noise figures.

## In the box

- Heater (Included)

## A good fit for

- People seeking a compact tabletop heater for personal warmth at a desk or in a small indoor space.
- Buyers who want two heat settings and an adjustable thermostat in a corded electric heater.

## Less suited to

- People looking to heat a large room or use the heater outdoors.
- Buyers who need a substantiated noise level or measured room-heating performance.

## Customer feedback

A small aggregate rating sample is entirely five-star, but it does not establish specific customer experiences or reveal why those ratings were given. There is no customer-comment summary to identify reported strengths or concerns, so buyers should weigh the listing's small-space positioning and modest 900W maximum against their own heating needs.

## Frequently asked questions

### What are the diida dii7889's heat settings?
The listing describes 600W and 900W settings. Its headline heat-output field gives 900 Watts.
### What size area is this heater intended for?
The stated coverage is small spaces, with desk, home and office use listed. No room-area measurement is supplied.
### Does it have an adjustable thermostat?
Yes. An adjustable thermostat is listed, alongside two heat settings.
### What safety features are claimed?
The listing claims tip-over and overheat protection, and says the heater automatically shuts off if tipped or overheated. This is a listing claim, not an independently verified result.

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## Images

![diida dii7889 900W PTC Ceramic Desktop Heater — 1](https://aussiedealscout.com/i/rjloXZSiAfiiH1CwA6sX7JhLWQ97_QzvnHKYwYN5BPz4Qdpd-15DyJWXaU3ODt7w2ksLhxTCvHFFGulVshj9-TdhduTLti3jfumLznqa3rCkho3np1JlaPFU.jpg)

![diida dii7889 900W PTC Ceramic Desktop Heater — 2](https://aussiedealscout.com/i/2avaW6ug7f-ZQsgnXyrv5WtQaUN0mnVvRWo-kBlM_vFtjzY_PmP3iYoNaa9Y0GhrzrzCePaKIyTf3c4Z5JV_HcGMYxeD52rK_JMj6DNH2bPnoCFoSVWsa6-n.jpg)

![diida dii7889 900W PTC Ceramic Desktop Heater — 3](https://aussiedealscout.com/i/Cd4DJlqG47M_Cw1TzjuODWGEzjnbr4O65GTArIYBEKNClFdhOsJd2bKqni3yDuyFqjNVEdob5GwdQxLby7h6CMDYX-z2yKsc1v9-XtPbbw-0Hm-K_I7pm3dU.jpg)

![diida dii7889 900W PTC Ceramic Desktop Heater — 4](https://aussiedealscout.com/i/oYvs65aIpguBQOhUrmXRxH_ooL1qlIYdybAnQ00FaQb3eNCcbB9FUKFaKCW9t0GTo_FovdI0xrbGlCIWZTPsSUZfo-r3qRvwVLhjMHLC02IYSR1oVJK83tGo.jpg)

![diida dii7889 900W PTC Ceramic Desktop Heater — 5](https://aussiedealscout.com/i/nrH2-vs-MJYhm6E54QpP-f_k5N9_LCX3xnxeRKq6MkJKwmxCIaWirrmcMPD9WSlQdSHlHAyqwkpcQbkJWNw5L5IVEwdvS3oEVZtqBUFwuPIIooBlq6TPTPP1.jpg)

![diida dii7889 900W PTC Ceramic Desktop Heater — 6](https://aussiedealscout.com/i/zYFJ9p90sW6eNSfpxitI8wdoIkk_uwrh2ZnBEchF_U9Z1mMU_EsxRD1ZRwvwhDDOCj0ge0IeZM2G-N0tqN3WyzpknpeUPlS6CAa5Dwg6vokMcveXEZ-MtXyr.jpg)

![diida dii7889 900W PTC Ceramic Desktop Heater — 7](https://aussiedealscout.com/i/s1T-TDeBd2Qm3J8FHWkbyMu_yQozMMBNcFijnb0riNa35wFz4Rs3yssjrj3i_H6POBg2La44iJqkGcE8nd3Qv1igL7vYMuTD3cMsY9dv_6HpDk5DROm4Uxfi.jpg)