Features:Small size, light weight, easy to carry and store.10 modes are adjustable to meet different needs.Massage parts: neck/back/waist/buttocks/legs and other parts.Massage techniques: Shiatsu, kneading, tapping, massage.Specification:Size: 10cm/3.94inUsage mode: A-F (6 modes)Frequency: 1-100HzRunning time: 12 minutesOutput current: up to 9.8mAMassage contacts: 2Type (optional):01 Battery type: Host + massage patch + manual + color box.02 Charging type: Host + USB charging cable + massage patch + manual + color box.Instructions:1. Twist the host with a gel patch.2. Remove the transparent protective film from the gel patch.3. Attach the instrument to the part that needs to be massaged.4. Press the \"ON/\" button to turn on, the light will be steady, and then press the \"ON/\" button to turn on, the light will flash.5. Press the PROGRAM button to select the desired mode.6. Adjust to the massage intensity that suits you. Continue to press \"ON/\" to increase the intensity and \"OFF/DEL\" to decrease the intensity.Included 01: Battery product includes: host + massage patch + manual + color box.02: Charging product includes: host + USB charging cable + massage patch + manual + color box.