Features:
*Unique milk gas isolation technology,low noise,low vibration,use more comfortable.
*Nine stalls style freedom to adjust the size of the suction massage with dual stage set milk frequency selection,easy to carry the volume and power supply design.
*LCD display,smart,functional and lucid,easy installation and clean.
*With finger touch button.
*With build in lithium battery,re-chargable,USB wire suitable for mobile phone charger adaptor
*100-240V,5V 1A