Portable RF Microneedle Machine for Body Stretch Mark & Acne Scar Removal-Household Medical Device

This device combines microneedling with radiofrequency (RF) energy to help improve skin texture. It is designed for at-home use to reduce the appearance of stretch marks and acne scars, support general skin rejuvenation, and provide a brighter skin tone.

Microneedles create tiny micro-injuries in the skin while RF energy is delivered through the needles into deeper layers. This combination stimulates collagen production and remodelling, which can improve the look of scars and stretch marks over time.

The product is presented as a Class I household medical device and intended for home use. However, safety depends on correct use. Follow the user manual, hygiene instructions, and any manufacturer guidance. If you have medical concerns, consult a healthcare professional before use.

Avoid use if you are pregnant or breastfeeding, have active skin infections, open wounds, severe acne cysts, keloid-prone skin, autoimmune conditions affecting the skin, or implanted electronic devices (e.g., pacemakers) unless cleared by a physician. Consult a dermatologist if you have chronic skin conditions or are on medications that affect healing.

Typical protocols require multiple sessions spaced several weeks apart (often 4–6 weeks) to allow skin healing and collagen remodelling. The exact frequency and number of sessions depend on skin condition and severity of scars/stretch marks—follow the manufacturer’s recommended treatment schedule or consult a skin professional.

Results are gradual. Some users notice texture improvements after a few sessions, while more significant changes in scars or stretch marks may take several months as collagen remodels. Individual results vary and are not guaranteed.

Comfort levels vary by person and treatment intensity. Microneedling sensations can be uncomfortable for some users. Many people use a topical numbing cream before treatment (follow product and medical guidance). Start with lower settings to assess tolerance.

Temporary redness, mild swelling, pinpoint bleeding, and tenderness are common immediately after treatment. These usually resolve within hours to a few days. Rarely, prolonged redness, infection, hyperpigmentation, or scarring can occur—proper technique, hygiene, and post-care reduce risk.

Needle cartridges and sterilization practices vary by manufacturer. For safety, use manufacturer-approved disposable needle cartridges or follow the device instructions for cleaning and replacement. Contact online technical support or the seller for approved replacement parts.

Clean the device and handpiece per the instruction manual. Use proper disinfectants for non-needle components and dispose of or sterilize needle cartridges according to manufacturer guidelines. Store the device in a dry, dust-free place and inspect parts regularly for damage.

This model is plug-in powered (no batteries required), providing consistent power during treatments. Use only the supplied power cord and adapter and follow electrical safety instructions.

Key listed specs include brand Umy, model Umy-120, RF power 250 VA, plug-in power source, Class I classification, shelf life 1 year, and package size 49 x 64 x 67 cm. For shipping weight or accessory details, confirm with the seller as packaging and shipping weights can vary.

Online technical support is available according to the product description. Warranty and after-sales policies are set by the seller or manufacturer—check the product listing or contact the seller for warranty length and terms.

The device is intended for body and facial areas affected by stretch marks or acne scarring. Avoid use on very thin or highly sensitive areas (e.g., eyelids, mucous membranes) unless specified safe by the manufacturer. When in doubt, consult a professional.

After treatment keep treated skin clean, avoid direct sun exposure, and use a broad-spectrum sunscreen daily. Apply soothing, non-irritating post-treatment serums or moisturizers recommended by the manufacturer. Avoid active exfoliants and harsh ingredients until the skin has healed.