Indulge in the world of electro shock stimulation with this silicone finger sleeve from Pretty Love. The seven electro stims can be controlled by pressing the button at the edge. There are two electric circulations within the toy so the e-stimulation will work with both your inserted finger and the gold plated part where you massage your sensitve areas. Made with a high quality, phthalate free, velvety soft silicone. For internal use, electro toys should only be used with a sterile, water-based lubricant.PRODUCT SPECIFICATIONS:Functions：- 7 vibration functions - 1 electric shock functionPower：- USB rechargeableMaterial：- Silicone Zinc AlloyColor：- Black NOTE: Best used with Eros Water-Based Lubricant