-The battery is durable and practical.
-Five adjustable,suitable for different needs.
-Whole body design,beautiful and generous.
-Clean Dental Calculus,Tartar Smoke,Tea Spot,etc.
-Medical dental material; high quality ,easily clean tooth.
-Professional grade alloy metal cleaning head,cleaning eflect very nice.
-High Frequency Vibration Remover ,Physical Remove Dental calculus.
-Intellgent high frequency vibration,efective removal of dental calculus and so on.