[Product Highlights] You can choose from 5 levels of intensity to suit your needs. The default mode is sleep aid, which helps you relax and fall asleep. You can also switch to excitation mode, which boosts your energy and alertness. Use the left hand for the low-frequency sleep aid mode, and the right hand for the high-frequency excitation mode.[How to Use It] urn on the device by holding the power button for 3 seconds. Hold the round parts in your palm. he device uses a mild current to stimulate your acupoints, which can improve your mood and sleep quality by affecting your brain. It is quiet and turns off automatically after 20 minutes.[Perfect Gift Idea] This sleep aid has a sleek design, a smooth texture, and an easy operation. It is a great gift for your friends and family who have trouble sleeping.[Easy to Carry] You can charge the device with a USB cable and take it with you anywhere. It is small and convenient for business trips or trave