10 modes of suction vibration frequency, suck to reach climax, lasting and strong. Multifunctional suction vibrator can stimulate the breast, clitoris, G point, anal, etc. Waterproof grade material, soft, smooth, and odorless. Delicate appearance and mini size, suitable for both home and journey. Powered by 2 AAA bateries (not included). You need to long press the button to turn it on. And then short press it to change the frequency.