Philips Electric Toothbrush Sonicare 3100 Series HX3671/33

We offer a wide variety of products, and the following precautions apply to some of them. Please note that they are listed for all products. 【Voltage Compatibility】Designed for Japanese voltage (90-110V). Using with a different voltage may cause malfunction. 【Plug Type】Japanese plugs (A or B type). Use a conversion adapter if needed. 【Transformers & Adapters】Transformers adjust voltage; adapters only change plug shape. Using an adapter without a transformer may damage the product. 【Liability】We are not responsible for damages caused by improper use, such as using the product without a transformer. [Please check before ordering] In accordance with Amazon's return and exchange policy, electric toothbrushes and oral irrigators cannot be returned or exchanged due to customer convenience. Please be careful not to make any mistakes in your order. Please contact the manufacturer for product details such as specifications, functions, and usage. Rechargeable battery: Rechargeable Rechargeable battery type: Lithium ion rechargeable battery Contents: 1 handle 3100 series, 1 brush head White Plus (regular), 1 charger Performance: Approximately 31,000 brush strokes/min Compatible voltage: DC5V (USB Type A) Timer: Kadopacer and smart timer ●Sonicare's slim simple basic function model ●Uses sonic water flow technology and overpressure prevention function to gently brush and remove plaque thoroughly ●Product size: Actual item approx. 2.5 x 2.6 x 23.8cm, body weight = approx. 97g ●Product material: ABS Resin ●Product contents Power supply = DC5V (USB Type A) USB rechargeable, charged for 24 hours, brushing for about 2 minutes twice a day can be used for about 2 weeks Easy start function, smart timer function, quadpacer function