100B 12-mode Digital Meridian Physiotherapy Instrument Electronic Acupoint Pulse Acupuncture Massager, Specification: Battery Type 1. The massager can be adjusted from 0 to 40 levels, and the default is 30 minutes. The intensity and time can be adjusted according to different needs. 2. This electronic pulse massager can be used for 2 users, and it can also be used for different target areas. 3. You can apply the patch to the shoulders, neck, back, waist, arms, elbows, abdomen, legs and other parts for massage. 4. Pocket size, you can relax at home, office or when traveling. Enjoy your relaxing time anytime, anywhere. 5. This product simulates human massage methods, with massage, massage, physical therapy, hammering, cupping, scraping, acupuncture and other functions, giving you a comfortable experience. how to use: 1. Connect the gasket to the rail. 2. Connect the guide wire to the port on the top of the device. 3. Open the protective film of the cushion. 4. Stick the pillow on the massage area. 5. Turn on the device, select the appropriate mode and intensity. specification: 1. Material: ABS 2. Display: LCD 3. Power: DC4.5V 4. Power supply: 3 AAA batteries (not included) 5. Output voltage: 0-40 (VPP) 6. Strength level: 0-40 level 7. Output power: 1-120hz 8. Output pulse width: 100-250uS Package Contents: 1 x main device 4 x electrode pads 2x cable electrode