Product Information Product name: MINI Multifunctional Abdominal Muscle Massage SMD material: PU Working current: 9.8ma Working voltage: 3.7V Working frequency: 1-100Hz Recommended ambient temperature: 10-40C Conductive material: hydrogel conduction (generally can be used 15-20 times) Battery type: rechargeable polymer lithium battery 150mAh (402030), charging for 2 hours, can be used for 3-6 hours Product size: 20.3*13.3*4.2 CM Product list: 1*round host, 1*instruction manual, 1*USB charging cable, 1*massage patch Features: 1. Product use: general massage for abdomen/arm/back/neck/leg; 2. Ems micro-current pulses, activate and restore muscles; 3. By default, it will automatically shut down in 15 minutes. If you need to use it again, please turn it on again; when the main unit is turned on, if there is no contact with the skin or no operation, it will automatically jump back to 0 after 5 seconds, and it will automatically shut down in 30 seconds; 4. Eight modes and 18 levels of strength can be adjusted to meet the massage needs of different groups of people; (Mode 1: Shiatsu mode; Mode 2: Scraping mode; Mode 3: Kneading mode; Mode 4: Acupuncture mode; Mode 5: Massage mode; Mode 6: hitting mode; mode 7: shaping mode; mode 8: comprehensive mode) Instructions 1. Attach the main unit to the magnetic buckle on the front of the massage stick (the magnetic buckle has strong suction and will be automatically buckled after alignment) 2. Tear off the protective sheet of the massage sticker and stick it on the part that needs massage; 3. Press the "+" button on the main unit to turn on the machine; 4. Press the "M" key to switch modes, there are 8 massage modes in total, each time the mode is switched, the default is 1 level of strength, and the corresponding indicator light is on; 5. Press "+" "-" to adjust the intensity of the mode, a total of 1-18 levels of intensity adjustment; 6. Press the "-" button on the host to switch to 0 gear and then shut down;Gel stickers are consumables, do not wash with water, do not expose to the sun, and should be placed in a cool place; Hydrogel patch replacement method: 1. Tear off the old hydrogel that needs to be replaced 2. Open the hydrogel package, a pack of 2 pieces, the hydrogel has 2 films, tear one side first, find the position to be replaced, align and paste it, press to ensure that the hydrogel is fixed; 3. Tear off another layer and it can be used normally; Note Please allow 2-3 cm difference due to manual measurement. Besides different computers display colors differently, the color of the actual item may vary slightly from the below images, thanks for your understanding(1 inch = 2.54 cm)