Abstract: A wireless hotspot device capable of sharing video picture includes a first control unit connected with a battery and a second control unit. The second control unit is connected with a wireless transmission unit and a high-definition multimedia interface transmission port. The second control unit via the high-definition multimedia interface transmission port is connected with an external terminal apparatus. By means of the wireless hotspot device, the picture of the screen of a mobile device connected with the wireless hotspot device can be synchronously displayed on the screen of the external terminal apparatus. Also, the wireless hotspot device can charge the mobile device or other mobile device at the same time.

Abstract: A portable power bank with card reading function includes a battery unit, a charging unit, a control unit, a voltage converting unit, a first card reading unit, and a connection interface unit. The battery unit is coupled with the charging unit and the voltage converting unit. The control unit is coupled with the charging unit, the voltage converting unit and the first card reading unit. The connection interface unit is coupled with the voltage converting unit and the control unit. The first card reading unit is configured for a first removable electronic card to insert thereinto. An electronic device is removably connected to the connection interface unit.

Abstract: A wireless hotpoint device includes a main body having a circuit board and a battery arranged therein. The circuit board includes a first control unit, a second control unit connected to the first control unit, and a wireless transmission unit connected to the second control unit. The first control unit controls an input voltage of an external power supply and an output voltage of a battery power of the battery, and informs the second control unit to turn on. The second control unit enables a wireless access via the wireless transmission unit or an access via the Ethernet, and enables a router mode or a network service mode. With these arrangements, the wireless hotpoint device not only enables data access via local or wireless networks, but also supplies electric power for charging other electronic products connected thereto.

Abstract: A multifunctional portable power bank includes a main body having a circuit board and a battery arranged therein. The circuit board includes a first control unit, a second control unit connected to the first control unit, and a wireless transmission unit connected to the second control unit. The first control unit controls an input voltage of an external power supply and an output voltage of a battery power of the battery, and informs the second control unit to turn on. The second control unit enables a wireless access via the wireless transmission unit or an access via the Ethernet, and enables a router mode or a network service mode. With these arrangements, the multifunctional portable power bank not only enables data access via local or wireless networks, but also supplies electric power for charging other electronic products connected thereto.