Mellow Home R5 Cup Warmer: Maintains constant temperature at 131°F
This USB mug warmer is for the busy professional who wants their coffee or tea to stay at the perfect sipping temperature all morning. It’s not just a gadget; it’s your solution to cold brew that distracts you from work.
The gravity induction switch activates automatically when you place your cup down, so you never fumble with buttons. It maintains a constant 131°F, ideal for keeping your drink warm without scalding. The built-in USB port lets you charge your phone while you work, turning your desk into a dual-purpose station. Made with a tempered glass panel, it wipes clean easily with a towel. Compatible with ceramic, glass, and stainless steel cups, it’s a simple upgrade for your home or office routine.
Features
- Automatically activates with cup weight of 0.8 lbs
- Dual functionality as beverage warmer and USB charging station
- Easy to clean with towel due to glass panel design
- Compatible with ceramic, glass, stainless steel, and baby bottles
- Includes USB output port for simultaneous device charging
- Maintains constant temperature at 131°F
General specs
- Brand: Mellow Home
- Model: R5
- Seller: Joom
- ID: 691eccf4235fe301ee00e64e
- Material: Stainless Steel
- Power Source: USB
- Temperature Control: Constant
- First listed by seller: 12/6/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
United States
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
Mellow Home R5 Black Maintains constant temperature at 131°F
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Coffee Thermos With Temperature Display Temperature display LED screen
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Stainless Steel Smart Insulation Water Cup White Smart insulation with temperature display
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Babysmooth L-988 Beige Smart temperature precision (104–212°F)
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QSLKING ME-L1518 Silver
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Gourmia GDK2365 Black Six one-touch presets for optimal brewing
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| Brand | Mellow Home | Babysmooth | QSLKING | Gourmia | ||
| Model | R5 | 706 304 | L-988 | ME-L1518 | GDK2365 | |
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| Price | $25.97 | $25.99 | $19.51 | $67.99 | $39.99 | $76.24 |
| Seller | Joom | Gshopper | Gshopper | Amazon | Amazon | Amazon |
| Update | February 5, 2026 | July 25, 2024 | July 25, 2024 | February 4, 2026 | February 4, 2026 | February 4, 2026 |
| Material | Stainless Steel | Stainless Steel 304 | Glass, Plastic | 304 Stainless Steel | Glass, Stainless Steel | |
| Temperature Control | Constant | Adjustable | Adjustable | Preset Levels | ||
| Capacity | 706 | 1.3 | 1.8 | 1.7 | ||
| Keep Warm | Yes | Yes | Yes | |||
| Display Type | LED | LED | LED | |||
| Temperature Range | 40, 100 | 105, 212 | <num_from>, <num_to> | |||
