The Mini Neck Massager Electric Butterfly Design Muscle Stimulator is a portable and convenient device that provides relief from shoulder, waist, and arm pain. It features micro current simulation massage technology, which helps to relieve muscle discomfort and activate muscle pressure for a sedative effect. The massager offers various massage methods, including finger press, knead, ting beating, and massage, and can be used on different parts of the body such as the neck, back, waist, buttocks, and legs. With its mini size, it is easy to use and carry wherever you go. The massager is powered by a 70mAh polymer battery and has a working time of 25 minutes. Please note that it should only be charged using the provided USB cable to avoid damage. Please note that the actual color of the item may be slightly different from the color shown in the pictures due to different monitor and light effects. Additionally, please allow a 1-3cm measuring deviation due to manual measurement. The package includes 1 x Massage Host, 1 x Massage Patch, 1 x USB Cable, and 1 x Instruction Manual. Key Features: Micro current simulation massage technology Various massage methods Suitable for neck, back, waist, buttocks, and legs Portable and easy to use 70mAh polymer battery Working time of 25 minutes Includes Massage Host, Massage Patch, USB Cable, and Instruction Manual