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![Cordless Knee Massager with Heat Vibration for Pain Relief, Maxwarm 4.0[2025 Upgraded] - Electric Heated Knee Brace with 5 Heat Levels and 3 Massage Mode, Gifts for Men Women (Grey, Pair)](//metroelevate.com/cdn/shop/files/81xOGpj6ToL._AC_SL1500.jpg?v=1761144759&width=3840)
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![Cordless Knee Massager with Heat Vibration for Pain Relief, Maxwarm 4.0[2025 Upgraded] - Electric Heated Knee Brace with 5 Heat Levels and 3 Massage Mode, Gifts for Men Women (Grey, Pair)](http://metroelevate.com/cdn/shop/files/81DyCQFxoWL._AC_SL1500.jpg?v=1761144759&width=3840)
![Cordless Knee Massager with Heat Vibration for Pain Relief, Maxwarm 4.0[2025 Upgraded] - Electric Heated Knee Brace with 5 Heat Levels and 3 Massage Mode, Gifts for Men Women (Grey, Pair)](http://metroelevate.com/cdn/shop/files/71uaSSUDWqL._AC_SL1500.jpg?v=1761144759&width=3840)
![Cordless Knee Massager with Heat Vibration for Pain Relief, Maxwarm 4.0[2025 Upgraded] - Electric Heated Knee Brace with 5 Heat Levels and 3 Massage Mode, Gifts for Men Women (Grey, Pair)](http://metroelevate.com/cdn/shop/files/71jILVTqrWL._AC_SL1500.jpg?v=1761144759&width=3840)
![Cordless Knee Massager with Heat Vibration for Pain Relief, Maxwarm 4.0[2025 Upgraded] - Electric Heated Knee Brace with 5 Heat Levels and 3 Massage Mode, Gifts for Men Women (Grey, Pair)](http://metroelevate.com/cdn/shop/files/71Ad5q2WDqL._AC_SL1500.jpg?v=1761144759&width=3840)
![Cordless Knee Massager with Heat Vibration for Pain Relief, Maxwarm 4.0[2025 Upgraded] - Electric Heated Knee Brace with 5 Heat Levels and 3 Massage Mode, Gifts for Men Women (Grey, Pair)](http://metroelevate.com/cdn/shop/files/81lhGeSDPLL._AC_SL1500.jpg?v=1761144759&width=3840)
![Cordless Knee Massager with Heat Vibration for Pain Relief, Maxwarm 4.0[2025 Upgraded] - Electric Heated Knee Brace with 5 Heat Levels and 3 Massage Mode, Gifts for Men Women (Grey, Pair)](http://metroelevate.com/cdn/shop/files/71PHn5TvIAL._AC_SL1500.jpg?v=1761144759&width=3840)
![Cordless Knee Massager with Heat Vibration for Pain Relief, Maxwarm 4.0[2025 Upgraded] - Electric Heated Knee Brace with 5 Heat Levels and 3 Massage Mode, Gifts for Men Women (Grey, Pair)](http://metroelevate.com/cdn/shop/files/71GsTQFZN2L._AC_SL1500.jpg?v=1761144759&width=3840)
![Cordless Knee Massager with Heat Vibration for Pain Relief, Maxwarm 4.0[2025 Upgraded] - Electric Heated Knee Brace with 5 Heat Levels and 3 Massage Mode, Gifts for Men Women (Grey, Pair)](http://metroelevate.com/cdn/shop/files/81bfQFyuSoL._AC_SL1500.jpg?v=1761144759&width=3840)
Cordless Knee Massager with Heat Vibration for Pain Relief, Maxwarm 4.0[2025 Upgraded] - Electric Heated Knee Brace with 5 Heat Levels and 3 Massage Mode, Gifts for Men Women (Grey, Pair)
$62.15
- MAXwarm Knee 4.0: 2025 completely upgraded, double the heat for knee pain relief, with 100% expansion of the heating area up to 16,800 mm², enjoy full 360-degree coverage for your knees with 5 precise temperature settings adjustable between 113 to 149°F. Combining 3 vibration massage modes(gentle/soothing/intense), and you can switch off the vibration features separately. This efficient, stable, and safe heated knee massager is the perfect companion for your daily life (2-PACK)
- Cordless Knee Massager On The Go: The primary design concept of all IKEEPFIT's massager is to completely free users from the hassle of wires. With a large 5000mAh battery, you can enjoy heat relief and massage anytime, anywhere. A single charge lasts for days, and the ultra-thin, stylish design ensures you can easily escape the bulk and hassle of traditional massagers. This knee massager heating pad folds like clothing, portable and easy to pack in your suitcase and take on trips (FSA/HSA Eligible)
- Size Fit Everyone: Adjustable velcro straps and ergonomic design, the knee massager for pain relief fits your knee perfectly, just like a pair of pants, keep in place even while running. It truly is a "massager you can wear while walking". We also provide two 8-inch extension straps to further expand the size range, plus a 28-inch strap to help you wear it on shoulder. Unlike other hard plastic designs, we use only soft materials, ensuring a more skin-friendly and comfortable experience
- 5000mAh Battery from Japan: Imported high-energy-density batteries from Japan provide power for at least 10 uses on a single charge. Advanced NTC smart temperature control and energy-saving systems ensure consistent and even heating while significantly extending battery lifespan, also avoide overheated or overmassaged. Tested in IKEEPFIT’s labs, our premium batteries deliver over 2,000 charge cycles, setting an industry benchmark. 2-years guarantee for battery
- Meaningful Gifts for All: Struggling to find perfect gift? Consider an electronic massager, it's practical, thoughtful and heartwarming. It’s suitable for everyone, especially elderly women men. Whether it’s Christmas, birthday, Father’s Day, or Mother’s Day, it’s ideal present for dad mom husband. We’ve prepared elegant and warm gift box for you. Electric knee massagers are a true blessing for anyone with high knee pressure, such as elderly, runners, desk workers and long-distance drivers
- Premium Service from Manufacturer IKEEPFIT - How we deliver on our promise: (1)2-Years extended guarantee; (2)Full pre-shipment inspection; (3)Double upgraded material costs; (4)Easy-to-follow user manual; (5)24/7 professional customer support
- IKEEPFIT MAXwarm Knee 4.0: Since launch the "MAXwarm Knee 1.0" heating knee massager in 2005, IKEEPFIT has refined it over two decades. In 2025, the completely new "MAXwarm 4.0" features a heating area of 16,800 mm², twice that of other knee braces, completely upgraded
Product description
Specification
| Cordless | Yes |
| Overheat protection | Yes |
| Heating level | 5-Level, 45℃-65℃ |
| Vibration level | 3-Level |
| Battery | 5000mAh |
| Using times | 10 times |
| Auto off | 30 minutes |
| Input | 5V, 2A |
| Power | 7W |
| BPA-Free | Yes |
| Heating speed | 5 seconds |
| Heating source | Graphene |
| Thermal conductivity | High-carbon crystal |
| Temperature control | NTC smart |
The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked.
Cordless Knee Massager with Heat
Merchant VideoIKEEPFIT Massager World
| Customer Reviews | 4.3 out of 5 stars 18 | 4.6 out of 5 stars 333 | 3.5 out of 5 stars 11 | 4.5 out of 5 stars 552 |
| Price | — | $29.74$29.74 | — | $39.99$39.99 |
| Model Name | MAXwarm 3.0(Knee) | MAXwarm 4.0(Knee) | MAXwarm 5.0(Knee) | MAXwarm 3.0(Pad) |
| Heat Area | 11,200 mm² | 16,800 mm² | 16,800 mm² | 29,400 mm² |
| Battery Capacity | 3000mAh | 5000mAh | 5000mAh | 8000mAh |
| Battery Life | 10 Times Uses | 15 Times Uses | 18 Times Uses | 15 Times Uses |
| Feature | Cost-Performance | Breathable Fabric | Silver Layer | Front and Back Heat |
| Heat Speed | 8 seconds | 5 seconds | 2 seconds | 5 seconds |
| Heat Level | 3-Level | 5-Level | 5-Level | 3-Level |
| Massage Level | 3-Level | 3-Level | 3-Level | 3-Level |
| Auto Off | 30 minutes | 30 minutes | 30 minutes | 20 minutes |
| Size Compatibility | Adjustable to Fit Anyone | Adjustable to Fit Anyone | Adjustable to Fit Anyone | Adjustable to Fit Anyone |
| Target Area | Knee/Shoulder/Elbow | Knee/Shoulder/Elbow | Knee/Shoulder/Elbow | Back/Stomach/Hip |