** Warranty: 1 Year ** - Technical: - Working frequency: 38kHz±10%. - Adaptor working voltage: 100-240Vac,50/60HZ. - Work tips: CU1. - Volume(cm): 16.8×17.6×6. - Weight(kg): 0.63. *Note that extra delivery fees may be applied to this item. For more info contact Toothpick Customer Support or check out Terms and Conditions policy.