Car Wi-Fi Router, DCT-WR100D, made by Pioneer. - Brand: Pioneer - Model Name: DCT-WR100D - Included Items: Instruction manual, wiring kit - Connection Type: Wi-Fi - Function: Car Wi-Fi Router - No disconnections. - Only items shown in the photos. - Shipping may not be available on weekends and holidays. This product allows you to use Wi-Fi while driving. Data transfer is also possible if the data usage is not too high. It worked stably. It seems it can be used for 2 hours after stopping the car. -Important- The included UIM card has expired. You will need to purchase a new one and pay a daily or annual usage fee to use it. Reference When purchasing a new model, The UIM card can be used for 2 years, but Usage fees are 550 yen per day to 13,200 yen per year. https://jpn.pioneer/ja/carrozzeria/wifi_router/wifi_router/dct-wr100d/