2-In-1 multifunction:The face massager kit is magical with two types of Massage devices. One is 3D roller for facial massager, the other is T shape electric massage device. Enjoy your skin care time with them. New technique:3D Roller Electric massage device is so wonderful with surface diamond-grade cut small diamond shape and unique 3D V type design to fit the whole body curve. T shape is designed for 6000 vib. per/min and is good for skin. Relaxed beauty yourself: Daily use of the massage device will make your face and skin look younger. Also, it can combine with skin care products. 360 waterproof design: You can enjoy it while showering due to the special 360waterproof design. Moreover, the T shape and 3D roller massager allows you to use the product on any part of your body from the angle that you prefer. Whats more, you canuse the electric massager whenever and wherever because of its portable design and the included delicate storage bag. Note:Requires one AA battery (not included ), electric power driven. Besides, manual control twist On/Off . Important Note : Some brands rechargeable AA battery is oversize, if you could not put battery into the device. Please change other brand AA battery.