Tria laser 4X hair removal device has 90,000 pulses. These pulses can last for a limited number of years depending upon the area you are using them in and the frequency of use. If we talk about the lifespan of the battery, each charge lasts for 30 minutes and the battery can go without replacement for 2 years.

Created by the same scientists who made in-office laser hair removal a success, the TRIA Laser frees you from a lifetime of shaving, waxing, ingrown hairs and razor burn. It's the only laser that can deliver permanent, professional results at home.

FDA-cleared to be safe and effective for use on the entire face and on all skin tones and types.

Consistency is key when using your hair removal laser. Tria recommends using the laser once every two weeks until the hair has stopped growing. Some customers have reported hair loss after three treatments, some take twelve.

Laser hair removal is permanent when the hair follicle is destroyed. When the hair follicle is only damaged, the hair will eventually regrow. The amount of time it takes for the hair to regrow depends on the person's unique hair growth cycle. Some people have hair that grows more quickly than others.

On average, the lifespan of a laser is around 10 years, but this depends on how well it is cared for and the conditions under which it operates.

Most people experience hair removal that lasts several months, and it might last for years. But laser hair removal doesn't guarantee permanent hair removal. When hair regrows, it's usually finer and lighter in color. You might need maintenance laser treatments for long-term hair reduction.

Once the treated skin is hair-free, it'll likely stay that way for several months to years. But while it can offer long-term results, it's rarely a lifelong fix. Laser hair removal tends to just damage hair follicles, it doesn't destroy them.

Laser resurfacing can cause treated skin to become darker than it was before treatment (hyperpigmentation) or lighter (hypopigmentation). Permanent changes in skin color are more common in people with dark brown or Black skin. Talk with your doctor about which laser resurfacing technique reduces this risk. Scarring.

The most common side effects of laser hair removal include: Skin irritation. Temporary discomfort, redness and swelling are possible after laser hair removal. Any signs and symptoms typically disappear within several hours.

Most people experience hair removal that lasts several months, and it might last for years. But laser hair removal doesn't guarantee permanent hair removal. When hair regrows, it's usually finer and lighter in color. You might need maintenance laser treatments for long-term hair reduction.

Tria suggests using the hair removal devices once every two weeks, without skipping a treatment.