Massage Types: A neck massager can include different massaging techniques. You need to see if it comes with multiple types of massaging techniques including kneading, vibration, Shiatsu, and heat therapy.
Versatility: Ensure that it comes in a versatile design so that you can easily use it to different parts of the body. However, such a feature will let you spend more.
Power Source: The one that comes in a wireless design runs with the help of rechargeable batteries. You will also find a neck massager that allows you to power it from a standard outlet. If it lets you power it with the help of a car adaptor then you can use it from anywhere you want. If you are looking to have something that delivers efficient performance, then you can go for a manual massager.
Adjustability: It must allow you to make multiple settings in the speed and intensity so that you can use it according to your requirements. This will let you have a better advantage, and some can also come with a timer feature. If it has an auto shut off feature, then you can use it safely.
Comfort: It must be composed of high quality materials and offer you superior comfort. You can see if it includes other accessories and is available in an easy to use design.
Shape and Size: The product must come in a perfect size so that you can have easy portability. Look at the shape carefully and see if it helps to deal with muscle pain and promote blood circulation.