Features 1、PULSE MASSAGE: Pulse massage stimulates the palm points, with ambient sound, it can reduce stress and help you sleep, relieve tension, 20 minutes of daily use can help users sleep easily. 2、ERGONOMIC DESIGN: Adopting ergonomic design, compact and portable. Hand brain synchronized linkage, help users to relax the body and mind, and quickly enter the sleep state. 3、SLEEP AID MODE: Users can choose the sleep aid mode, hold the device in the left hand, through the pulse current conduction to the brain, play a relaxing role, divert attention and relieve anxiety. 4、PHYSICAL IMPROVEMENT: Adopting low frequency pulse current technology to achieve the effect of physical improvement of sleep, and there is no dependence, safe and reliable. 5、PORTABLE DESIGN: The handheld sleep helper is compact and exquisite, and comes with a non slip lanyard and a storage bag, easy to carry around. Type C charging port, convenient for quick charging. Item Type: Handheld Sleep Helper Material: ABS Weight: Approx. 126g / 4.4oz Battery: Lithium Battery 200mAh (Built In) Charging Interface: Type C Charging Voltage: DC 5V Package List 1 x Handheld Sleep Helper 1 x Hand Lanyard 1 x Storage Bag 1 x Charging Cable