❤Material: Food grade silica gel
❤Product size: 230mm in height and 41.5mm in diameter.
❤Power supply: AAA batteries
❤Body design: Ergonomic golden angle
❤Waterproof property: Fully waterproof
❤Maximum noise: 50 decibels
❤Key Function Description: Humanized double-key operation design, easy to use.Press the down key (open key) to open the vibration, and press the up key (FM key) to switch the vibration frequency.
❤100% Satisfaction Guarantee & Private Packing;
❤There may be 1-3mm errors due to different measurement methods；
❤The color of the product will vary slightly depending on the setting of the computer screen. The color of the actual product shall prevail, please be considerate;