Package Includes Endo ultra activator handpiece *1 Titanium Activator tips *6 Autoclavable handpiece sleeves *3 Tip Wrench *1 Charger *1 Feature Frequency : 40-50Khz Cordless ultrasonic operation Powerful battery:1500mAh ,4.5 hours continuous operation 300 rotatable contra-angle ,easier to operate Contra angle design for increased accessibility Improves cleanliness Reduces bacteria levels Improves penetration of irrigants Removes vapor lock Efficientbetter cleansing in less time ! Effectivebetter penetration of irrigants throughout canal ! Ultrasonicbetter acoustic streaming with cavitation ! ATTENTION: In order to let buyers have better shopping experience, there is some little tips : ) !! Buyers must know that he or she should have the awareness and ability to clear customs clearnace for their parcels, gernerally there will have 3 kinds of situations: 1, Customs do not release the parcel and it will result in return finally.In this case, seller and buyers should share the shipping cost half and half. 2,Buyeres do not willing to clear customs for their parcels and lead to return.In this case buyers need to be responsible for all shipping cost and seller WILL NOT be responible for any shipping cost. 3, Delivery attempt failed.Before paying for your order please be sure your shipping address and contact number are availebl and totally correct.Otherwise delivery company can not send parcels to buyers and eventually it will lead to return.In this case, buyers need to be responsible for all shipping cost and seller WILL NOT be responible for any shipping cost.