Size:6 x 9 x 0.7 cmWarranty:2 years energy life timeApplications- instantly boosts blood oxygen by 1~3% for users who lack thereof- stimulates blood cells; expands blood vessels for improved blood circulation- boosts stamina and reduces stress- improves sleep quality- adjusts heart rate, treats cardiovascular diseases- beautifies complexion(forbest result, do not message your face harshly during face-wash)- normalizes blood pressure- noticeably relieves pain in the body- immediately relieves headache- noticeably corrects minor speech defects- increases children's vigor and learning capacity- alleviates or even cures most chronic diseases- strengthens disease immunity- enhances stroke recovery- eliminates waste/harmful products in the body- prolongs and makes healthy your life