Best picksBest WiFi Extenders in the UK: Compare Five Practical Options
Best picksThe Best Dashcams in the UK for 2026
Best picksBest Portable Air Coolers: Five Models to Compare for 2026
Best picksBest Meat Thermometers in the UK for 2026
Best picksBest Headlamp Torches in the UK: Five Choices for 2026
Best picksBest Winter Gloves in the UK: Five Activity-Based Choices for 2026
Best picksBest Radar Detectors in the UK: Models Compared for 2026
Best picksBest Value Cordless Strimmers in the UK (2026)
Best picksBest Air Purifiers in the UK for Different Rooms and NeedsStart here
The AT-5470BS is Tristar's portable evaporative model with castors, a remote and three settings. Its product page leaves room coverage unspecified, so use it as a feature comparison rather than a room-size promise.
The Bush combines a four-litre tank with cooling and humidifying functions. Compare its tall tower format with a larger reservoir cooler or a rechargeable personal model.
Our picks
Official manufacturer image
Official manufacturer image
Official manufacturer imageBest picks
The AT-5470BS is Tristar's portable evaporative model with castors, a remote and three settings. Its product page leaves room coverage unspecified, so use it as a feature comparison rather than a room-size promise.
The Bush combines a four-litre tank with cooling and humidifying functions. Compare its tall tower format with a larger reservoir cooler or a rechargeable personal model.
Common questions
Tristar identifies the 4-litre mobile air cooler as AT-5445. Check the product label and listing to confirm the code.
Yes. Tristar says its four-litre tank is removable for filling.
The official product page lists a Schuko plug. Check plug compatibility and electrical requirements with the retailer before buying for UK use.
The names alone do not establish that. Compare model numbers, manuals, plug type and manufacturer details for each listing.
Tristar Air Coolers
4L Air Coolers