Feature:1. [Relaxing Muscle] Massager offers a powerful and effective way to relieve stress and tension throughout your body, helping to soothe sore muscles.2. [Ergonomic Design] Handheld personal massager is designed according to ergonomics, has a mesh textured and anti slip handle, easy to grip.3. [Adjustable Design] With 10 different vibration frequencies and 8 gear strength, the maximum noise below 50 decibels, practical and quiet.4. [Rechargeable Design] With a built in 1000mAh lithium ion battery, which can be used for a long time, great for back and neck pain reduce.5. [Waterproof Design] Made of excellent ABS material and safe silicone gel, the massager has excellent waterproof performance and is safe to use.Specification:Item Type: Handheld Personal MassagerMaterial: SiliconeBattery Type: Lithium ion batteryBattery Capacity: 1000mAh (built in)Use: Make your muscles and body feel relaxed, and have a significant effect on reducing back and neck painVibration Mode: 10 frequency vibrationPower Level: 8 levelsMaximum Noise: Less than 50 decibelsWaterproof Performance: General life waterproofSize: Approx. 20 x 4 x 4cm / 7.87 x 1.57 x 1.57in.Package List:1 x Massager1 x USB Cable1 x English Manual