Check the listing for details. SIM7070G NB-IoT Module Breakout Expansion Board GPRS GNSS Low cost. Condition: New. Listed at 29.98 USD. Description: Power supply: 5-12V Power pins: POWER and GND Input current: Max is 2A This shield has a set a TTL UART serial, which is capable with 5v system or 3.3V system. When the controller is 3.3v system, you need connect the V_MCU pin to 3.3V; when the controller is 5v system, you need connect the VDD pin to 5V. TXD is the Transmit data pin of UNV-SIM7070X; RXD is the Receive data pin of UNV-SIM7070X; DTR is the DTE get ready pin, if unused this pin, keep it open. Then connect the USB-TTL module to the TTL UART. The hardware connection between the USB-TTL and UNV-SIM7O70X module as below: USB-TTL SIM7070G GND GND RXD TXD TXD RXD 3.3V V_MCU Package Included: 1 X SIM7070G NB IOT Module Breakout SIM7070G NB-IoT Module Breakout Expansion Board GPRS GNSS Low cost Description: Power supply: 5-12V Power pins: POWER and GND Input current: Max is 2A This shield has a set a TTL UART serial, which is capable with 5v system or 3.3V system. When the controller is 3.3v system, you need connect the V_MCU pin to 3.3V; when the controller is 5v system, you need connect the VDD pin to 5V. TXD is the Transmit data pin of UNV-SIM7070X; RXD is the Receive data pin of UNV-SIM7070X; DTR is the DTE get ready pin, if unused this pin, keep it open. Then connect the USB-TTL module to the TTL UART. The hardware connection between the USB-TTL and UNV-SIM7O70X module as below: USB-TTL SIM7070G GND GND RXD TXD TXD RXD 3.3V V_MCU Note: The SIM7070x contains a USB interface compliant with the USB2.0 specification as a peripheral, but the USB charging function is not supported. Package Included: 1 X SIM7070G NB IOT Module Breakout PaymentShippingDelivery timeReturn PolicyContact usPaymentPlease kindly make payment asap, so that we can arrange your order promtly. If you have any problem with payment, please feel free to contact us. ShippingWe provide tracking number for ALL orders. You can track your parcels. Delivery timeNormally it arrives in 10-15 business days to US and European countries. DHL /Fedex/UPS arrives in 7-8 business days. Return Policy1.All products are eligible for 30-days money back guarantee. 2.All returns should be guided by us. Please contact us for details before you return anything. Contact usPlease don't hasitate to contact us BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.We accept dropshipping, bulk orders and customized products. We are selling forArduino module, sensors, Nextion display and other oled or lcd screens. lidar range finder sensors, servo motors, various electronic components and for legoled, ect. BrandUnbrandedMPNDoes not applyCountry/Region of ManufactureChinaModelFZ5144TypeGPS module