Steady 55°C keep-warm
Holds a comfortable sipping temperature for longer.
Precision keep-warm
Thermostatic Mug Coaster
£19.99
Three heat levels (55°C / 65°C / 75°C), digital display, USB powered — keep coffee and tea warmer at your desk.
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Steady
55°C warmth -
Digital
display -
3-speed
heat -
Three
colours
- Free worldwide delivery
- 30-day returns
- Secure checkout
Warmth you can set — not guess.
A live display, three heat speeds, and a steady keep-warm target around 55°C for a more comfortable sip.
- Steady 55°C keep-warm
- See the temperature
- Three heat speeds
Why you'll love it
Digital display
See the temperature setting at a glance.
3-speed heat
Dial intensity to match your drink.
Three colours
White, green or pink for modern desks.
Perfect for everyday moments
Works with your favourite mugs
Designed for most flat-bottomed cups and mugs.
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Ceramic mugs
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Glass cups
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Travel mugs
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Metal mugs
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And more
What customers say
4.8 out of 5
“The display is handy and 55°C is spot on for tea. I leave it on through the afternoon.”
“Three heat speeds make a real difference. Coffee stays pleasant without getting bitter.”
“Looks smart on the desk. Pink matched my setup. Took a second to learn the buttons.”
“Steadier than a basic warmer. Once it’s set, I stop thinking about reheating.”
“Gifted the green one to my sister — she messaged the same day saying the tea finally stays warm.”
“USB power is convenient. Adapter not included, but it runs fine from my laptop.”
What's in the box
- Thermostatic mug coaster
- USB power cable
- User instructions
USB wall adapter not included.
Frequently asked questions
What does 55°C mean?
The coaster targets a keep-warm temperature around 55°C — a comfortable sipping range for tea and coffee. It does not boil water.
How do the three heat speeds work?
Choose one of three levels on the display to match how warm you like your drink. The digital readout helps you see the setting.
Which colours are available?
White, green, and pink. Pick the colour on the product page before adding to cart.
How is it powered?
Via USB from a suitable 5V USB power source such as a laptop, power bank, or wall adapter.
Is a wall adapter included?
A USB power cable is typically included. A wall adapter is not included.
Small upgrades. A brighter everyday.
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