How To Use Your Devices

None of these are complicated, but every one of them works better with a little technique — and most of them work badly if you skip a step. Here is each device, in plain language.

Cordless heating belt

Charge it fully the first time. Strap it low on the abdomen for cramps, or turn it around and sit it against the lower back. Against bare skin is warmer and faster than over a layer of clothing.

Start on the middle heat setting rather than the highest. The top setting is 149°F and it is meant for short bursts, not an afternoon. Heat and vibration can run together, and one button cycles through everything so you can adjust it without looking.

It shuts itself off after 30 minutes without movement. That is a safety feature, not a fault — switch it back on if you want it again.

LED teeth whitening kit

Photograph your teeth against the shade guide before your first session. Whitening is gradual, and without a starting point you will never be sure anything happened.

Brush first, then dry your teeth with a tissue. Gel grips dry enamel far better than wet. Apply a thin line to the front of the tray where your teeth sit — more gel does not mean faster results, it just means gel on your gums.

Bite gently, press the button, and leave it for one session. Rinse the tray in cool water afterwards and let it air-dry. If your teeth start feeling sensitive, skip a few days or switch to the red-and-blue mode, which is the gentler of the two.

Neck and face LED massager

This one needs slip. Apply a serum, oil or moisturizer to clean skin first, or the head drags instead of gliding.

Start at the base of the neck and sweep upward toward the jaw, then work outward along the jawline toward the ear. Five or six passes a side, five to ten minutes in total. Keep it away from your eyes entirely.

The three light modes are red, blue and green. Most people settle on red. Gentle warmth and vibration run underneath all three.

ICON 4-in-1 light wand

Patch test a small area before your first full session, and do it on clean skin with a thin serum or gel underneath — microcurrent needs something conductive to work through.

Hold the head flat against the skin rather than at an angle, and move slowly through one section at a time. The head rotates 270 degrees, so let it turn to follow the jaw and neck instead of twisting your wrist.

The device times its own sessions. When it stops, you are done — running it longer does not help. Do not use it over broken skin or directly on the eyes, and skip it entirely if you are pregnant or have a pacemaker, an implanted electronic device, epilepsy or metal implants in the face.

Cordless scalp massager

This is the one you can use without thinking. It is IPX7 waterproof, so it works in the shower with shampoo or conditioner in your hair, and just as well on dry hair in front of the television.

Rest it on the scalp and let it move itself — pressing hard does nothing. Two speeds, each running in both directions. The same head works along the back of the neck and across the shoulders, which is where most desk tension actually collects.

The silicone heads pull off for cleaning. Rinse them, dry them, click them back on. Seven to ten sessions per charge.

Smart posture trainer

Sit the way you would like to sit, then switch it on. That position becomes its reference for upright, so do not set it while slumped.

Wear it an hour or two a day rather than all day. The point is to start catching the slump yourself, and eventually not to need the reminder at all. It buzzes quietly enough that nobody around you will hear it.

Microneedle blemish patches

These are for the deep, sore spots that never come to a head. Clean, completely dry skin — no serum, no moisturizer underneath, or they will not stick.

Place one over the spot and press for a full five seconds so the tiny points make contact. Leave it overnight, or at least six hours. Peel it off gently in the morning and leave the area alone afterwards.

Use the small 8 mm patches for single spots and the 12 mm ones for wider areas. One patch, once.

Star blemish patches

These are the opposite case: for a spot that has already opened. The hydrocolloid draws out fluid and oil, and the patch turns cloudy and white when it has finished working.

Same rule about clean, dry skin — oil or moisturizer is the only reason a hydrocolloid patch slides off. Four to seven hours, or leave one on overnight. The real benefit is that you peel instead of picking.

Charging and cleaning, in general

Everything electric here charges over USB and the cable is in the box. Charge things every few weeks even when you are not using them — a lithium battery left flat for months does not come back.

Only the scalp massager is waterproof. On every other device, wipe the head with a damp cloth and keep the body away from running water.

One honest note

None of these are medical devices, and none of them work in a single session. Give anything here three weeks of regular use before you decide. If you have a diagnosed skin condition, are pregnant, or have an implanted electronic device, check with a doctor before using anything with light or current.