No built-in battery, needs to be connected to power supply mobile power supply for use. The direct plug power supply is more powerful than the rechargeable version Product Features: -Frosted display screen, high-definition display, easy to operate -ABS body, anti-slip and anti-fingerprint -Simple buttons, one-button start -Can choose single-finger, two-finger, multiple-finger, and paired-finger training -Compact and portable, flexible training allows more freedom -Intelligent operation, silent and noise reduction -Built-in smart chip, safe and stable -Brand new upgrade, strong power, surging performance Product specifications: Product name: Finger training device Product size: L105×W88×H41mm Product weight: main unit about 199 grams, gloves about 200 grams Product function: Assist hand exercise Recommended use: 2-3 times a day, 15 minutes each time Output:5V 2A Scope of: ?The patient's finger joints recovered after the injury. ?Stroke, brain injury, cerebral palsy, spinal cord injury, orthopedic surgery, ?Sequelae of hand dysfunction caused by multiple sclerosis. What will you get? Recovery gloves X1 (left or right hand) Host X1 Auxiliary strap X1 Instruction Manual X1 Power plug X1 Data cable X1 Precautions: The single use time should not be too long, and it is recommended to control it within 20 minutes.?SIZE SUITABLE FOR THE CROWD?Women generally choose S M size, the gloves can be stretched. Men are generallychoose L size, and choose XL XXL if your hand is very large or your fingers are very thick. can choose the gloves that suit you according to our size chart, If you have any questions, please feel free to contact us. ?APPLICABLE PEOPLE?Robot rehabilitation gloves finger trainer is an intelligent device for hand movement rehabilitation for patients with stroke, hemiplegia and finger movement disorders. It is very effective for finger weakness, cramps and inability to control finger grasping movements. It is suitable for daily home rehabilitation training of patients. ?PORTABLE ADJUSTABLE STRENGTH?The strength can be adjusted according to your specific situation, no matter how strong you are, within the safety range, no need to worry about the strength.The body is smaller than a book and weighs only 0.4kg, covering multiple modes required for rehabilitation training. ?RELIEVE HAND PAIN?After selecting one of the modes, the gloves can be opened and tightened regularly under the action of the air pump. After putting on the gloves, extended with the gloves under the push of the air pump which promotes blood circulation in your hands,can relieves rheumatic pain, hand muscle tension and hands Inflammation. ?UPGRADED TOP MATERIAL?Humanized design, half cut design. Absolutely breathable material is comfortable, lightweight, soft, versatile and skin-friendly Anti-shrinking material is durable and will keep function after repeated wear. It adds multiple knuckles on each finger, and at the same time has a longer battery life.