* This product is used for hand rehabilitation training.Rehabilitation training for stroke, hemiplegia and trauma. * Hand mirror training Air pressure as the power, automatically drive hand activities, reduce spasm, do effective training for hand recovery, can also act on the brain nerves and blood vessels, promote the conservative treatment of brain injury and postoperative rehabilitation. According to customer feedback, there will be an obvious feeling in 15 days, 2-3 months can be greatly improved. Charger input voltage: 110-240V 50-60Hz Charging time: 1 hour   Model Hand length (in.) Hand width(in.) 5 (child) 4.3~5.0 2.0-2.2 7 (child) 4.7~5.3 2.2~2.4 9 (child) 5.0~5.5 2.4~2.6 12 (child) 5.4~6.0 2.6~2.8 S 5.7~6.5 2.8~3.1 M 6.3~7.3 3.1~3.7 L 71-7.8 3.6~4.1 XL 7.7~8.3 3.9~4.6   Products Description Sensitive and Precisely Control hand rehabilitation robot hand physiotherapy equipment.