Multiple Use Not only suitable for male, but also for female, it is also a male vibrator and a flirting toy. It can stimulate the chest, clitoris and other places to increase the fun of life. Explore the different sensations: This vibrator can stimulate your cock head and testicles, foreplay flirting, extend passion time, not only can exercise your brother harder and stronger but also an ultimate enjoyment. Features: Material: ABS & TPR Power: 4-AAA batteries(not included) Sleeves size: L:1.9in, diameter:1.2in / L:1.2in, diameter:1.2in Egg size: 0.7 inch in width and 1.6 inch in length. Color:Black Use two 4-AAA batteries bring you happiness. NOTICE: We recommend that you do not use this massager for more than 15 minutes. Overtime using may cause overheating.And stop using if you feel uncomfortable. Different modes achieve a harder erection and extend time to reach a climax. Not only for training but also for fun! Surprise your partner!