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Product Dimensions : 7.3 x 4.7 x 2.3 inches; 1.39 Pounds
Item model number : R-C003H-N1 GY
Batteries : 1 Lithium Ion batteries required. (included)
Date First Available : July 19, 2023
Manufacturer : RENPHO
ASIN : B0F2SWWDQJ
Best Sellers Rank: #4,106 in Health & Household (See Top 100 in Health & Household) #15 in Electric Back Massagers
Customer Reviews: 4.6 4.6 out of 5 stars (14,695) 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); } }); });
DUAL HOT & COLD THERAPY: Heating up to 113°F warms muscles before morning workouts, and cooling down to 47°F refreshes legs after running—perfect for a full-body and back massager routine. Quick-switch tech changes temp in seconds for comfort at home, gym, or office.
POWERFUL DEEP PERCUSSION: Metal housing delivers 10mm amplitude across 5 speeds (1800–3200 RPM) for sensitive neck after desk work and back massager relief, max power for glutes after squats. . Helps improve flexibility, enhances recovery time between training sessions
ULTRA-FAST CHARGING & LONG BATTERY LIFE: 15W PD charging (1.5–2 hours) keeps the long-lasting back massager ready for weekend trips, tournaments, or camping. Battery lasts multiple sessions—no dead battery mid-use like typical 4+ hour chargers.
WHISPER-QUIET OPERATION & ERGONOMIC DESIGN: At just 40 dB, enjoy a relaxing back massager session while watching TV. The ergonomic grip helps reach your lower back and shoulders solo. Brushless motor lasts 50× longer for years of daily use.
COMPLETE MASSAGE KIT: Targeted attachments make this a versatile full-body and back massager—ball head for legs, bullet tip for hands after typing, flat head for general recovery. Includes premium travel case and is FSA/HSA eligible.
13 reviews for RENPHO Massage Gun Deep Tissue, Back Massager Therapy with Carry Case, Percussion Body Masajeador for Men Women Athletes Back Upgrade, Active Thermacool
Add a review
$99.99

Aegrus –
Excellent product!
This little machine delivers.Pros: Cost to benefit ratio is great overall. The head selection is on par with other devices PLUS it comes with a heating/cooling head that actually functions. Look up other heads with this effect and those alone are 40-60$.Battery life is excellent and charging speed is less than others at this price point.The five speeds are significant enough to say they are five variations. Others I could barely tell, if at all, if anything was faster or stronger. I found the lowest setting to be on par with others “high” at this price point.The carry case is a nice touch.USB C charging on the heat/cold head piece as well as device = universal connector = reduced waste.Cons: More like recommendations.Would have liked a extension wand as that would benefit those with limited mobility and increase the areas in your back you can treat yourself with. I have full range of motion and fond some positions uncomfortable to reach but not dissimilar to other products as they share this limitation.No charging brick. In an age if millions of electronics I can see why they reduced the cost by not including it but optionally would be nice for those that do not have one.Pieces are less study plastic. Though functional, would like to have option for hypoallergenic or oil safe products for us that like to incorporate essential oils into our massages. I haven’t tested it but like dissolves like and I’d hate plastic to end up being absorbed into skin.Summary: Excellent product that does what it says and includes an optional head normally bought separately or at a much higher price point. I’ll have to update this after more prolonged use but so far no regrets and I’m recommending it to my family.
David –
WELL worth the investment
Exceeded every expectation. Purchased as a result of muscular pain around my knee. The results after a single session were IMMEDIATE and DRAMATIC. Cooling and heating attachment works well. Case and massager are high quality builds. VERY happy with purchase. I spent considerable time looking at models which cost less. I am sure I would not have been as satisfied with purchase had I opted for a different model.
Kira –
Relax all your muscles
In the spirit of gifting, I purchased a product for my friend, and the delight it brought to her face was a testament to its effectiveness. As I was informed, this item performs exceptionally well. The cool setting and the heat setting both work equally effectively, and she has been using it consistently since.
Ovi H. –
WORKS!
Great and powerful machine. Not sure if we ever went over step 2, this unit is a solid powerful one. So far it “melted” all our muscles ;)) The only reason for not giving 5 stars but really deserves 4 1/2 is that the heads selection could have been more optimized for different areas of body. The most common used – the “plate” – works OK on muscles and/or other soft parts of the body but if the transition goes over or touches a bone you’ll feel it like you’ve been hit by a hammer! the Hot/Cold head works great as well. So far no complains, been using it for 2 weeks already for my calves, I’ll keep abusing this to see how it’ll go 😉
Danielle ciccoli –
Great massage gun great price
Great massage gun. Also great price. No complaints. Helps with my energetic body rumoutine emensely!
Matthew Parmentier –
A Game-Changer for Muscle Recovery
After using the Renpho Thermalcool Massage Gun for just a week, I can confidently say it’s a powerhouse in a compact design. What sets this massage gun apart isn’t just its deep tissue percussion capabilities, but the game-changing ThermaCool technology—delivering both heat and cold therapy in one sleek device.The heating function works wonders on stiff muscles after long workdays or intense workouts. Within seconds, you feel the soothing warmth penetrate deep into sore areas, accelerating recovery like a professional-grade treatment. The cooling option? A lifesaver for inflammation and post-run tightness—it provides instant relief that feels like a portable cryotherapy session.The gun itself is quiet, lightweight, and comes with multiple speed settings and interchangeable heads tailored for every muscle group. Whether you’re targeting deep knots or just want a quick warm-up before exercise, the Renpho adapts effortlessly.Battery life? Stellar. I used it daily and still had juice left after several sessions. It charges quickly and fits easily into a gym bag or drawer.Verdict: 5 out of 5. The Renpho Thermalcool Massage Gun isn’t just a recovery tool—it’s a must-have for anyone serious about wellness, performance, or simply unwinding in style. This is the kind of smart, effective self-care we’ve been waiting for.
HappyCamper –
Happy with purchase
So far so good. Works great and holds a good charge. The noise is almost nothing and the power it can deliver is great. The case holds everything together and doesn’t take up much space.
Jazz Music –
Renpho Thermacool
This thermacool works great, it helped me with my back aches.
David Chan –
The massage gun is really good. Built quality is sturdy although will be slightly heavy for a female. The strength is superb and helps to relax my sore muscles especially those that are deep in the muscles. Although doing those deep muscles massage have to be careful because it can irritate the nerves abit if you place it in the same location for a while.
Dhiraj –
Writing a review after 3 months of usage:This is a very high quality massage gun. There are attachments available for different body parts. Very effective for those of us involved in intensive exercise, or also for people sitting all day. Helps really open up tight muscles and jointsThe build quality as well as the packaging is fantastic, and so is the battery life. The gun works easily for 4-5 hours of massage before it needs charging.This product is absolutely worth the price.
Joyce Kwan –
have been using a lot of massage guns.Great massager gun.Hot & cold head – really give it an edge – to relax muscle or treat sore muscles better.
Jørgen Petersen –
Var inte bra för mig, och det jag skulle bruge den til, skickade den retur och fick mina pengar tillbaka, bra service
dan-idoine –
I didn’t expect this purchase would last but after 2 years the battery still holds charge and rarely needs recharging and the motor still works like when it was new. The rubber on the handle still feels good and hasn’t become sticky or cracked as may occur with cheaper brands.The massage gun works well at all speeds and has been better than expected for loosening stress and relieving muscular pain. I use it while stretching or when I have back pain and I find it helps loosen stiff joints and relieve muscular and nerve tension. You should be careful when massaging close to hard bone or upper spine as it is not recommended to do so in the manual. You will also soon learn not to when the massage head clatters on any bony party of your body!Charging is also easy given the usb c connection on the bottom of the handle.I appreciate the carry case which keeps everything tidy and the ease of use. Even though it has 5 attachment heads I usually only use 3 of them and the hard u shaped one is only really useful if a partner can massage your back for you, but they all feel different and affect the muscles differently. Also too is the range of speeds. While some massage guns have finer control, I find the limited number of steps is all I need.One thing to note is that the hard plastic heads could potentially be used with oil but it may be better to purchase a metal head separately. I use the massager dry on skin or even over clothes and haven’t found the need for oil as the movement of the device means it does not usually drag or get stuck anywhere while in use.Given the price and quality (especially if you can get one during a sale), I would happily recommend this brand and models if you are a first time buyer.