Price: $79.99 - ($40.00 / count)
(as of Feb 19, 2026 17:38:12 UTC – Details)
Product description






1 2025 Updated
2 5000mAh
3 Best Gifts
4 Easy Use
5 Ergonomical Fit




1 5-Level Heat
2 MAXwarm 4.0
3 Heating Effect
4 Shiatsu-Like
5 150% Warmer
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. IKEEPFIT Cordless Knee Massager with Heat Merchant Video


IKEEPFIT Massager World
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Customer Reviews
4.2 out of 5 stars 22
4.5 out of 5 stars 517
4.4 out of 5 stars 23
4.5 out of 5 stars 857
Price
$49.99$49.99
$49.99$49.99
$79.99$79.99
$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 Ion Heat-locking Tech
Front and Back Heat
Heat Speed
8 seconds
5 seconds
2 seconds
5 seconds
Heat Level
3-Level
5-Level
5-Level
3-Level
Temp Control
NTC Smart
NTC Smart
NTC Smart
NTC Smart
Massage Level
3-Level
3-Level
3-Level
3-Level
Vibration Zone
2-zone Massage
2-zone Massage
4-zone Massage
2-zone Massage
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
Product Dimensions : 20 x 10.5 x 0.8 inches; 12.8 ounces
Item model number : KPF-Knee09
Batteries : 1 9V batteries required. (included)
Date First Available : January 7, 2025
Manufacturer : IKEEPFIT
ASIN : B0DSCWVD4F
Best Sellers Rank: #7,952 in Health & Household (See Top 100 in Health & Household) #5 in Electric Foot Massagers
Customer Reviews: 4.5 4.5 out of 5 stars (517) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
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
Price: $79.99 - ($40.00 / count)
(as of Feb 19, 2026 17:38:12 UTC – Details)











