GPS modules NEO-6M, 3V-5V power supply Universal | Module with ceramic edge antenna, super signal. | Default baud rate: 9600, Interface: RS232 TTL | With data backup battery;With LED signal indicator | Compatible with various flight control modules that provide GPS computer test software

Mini stereo FM receiver module adopts advanced DSP and PLL technology ensure high quality broadcast receiving performance | 2. Application: 1>. FM Wireless Frequency 2>. USB PC Audio Broadcast 3>. Wireless Microphone 4>. Maternal And Infants Custody | this digital FM transmitter supports line/USB/mic channel input, its transmitting frequency range is 76.0~108.0 MHz, and the frequency response range is from 50 Hz to 18 KHz; Frequency adjustment stepping is 0.1 MHz/ times when short press the key and 1.0 MHz/ times for long press | On-board 2X3W stereo audio amplifier chip enable you to DIY FM radio easily, no extra audio amplifier circuit needed | You can get 2 Pieces Digital FM Transmitter Module Stereo FM Transmitter DSP PLL 76.0-108.0MHz Stereo Frequency Modulation with LCD Display Line/USB/Mic Input, DC 3.0V - 5.0V

Application areas: Car positioning in navigation;Mobile phones, tablet PCs, handheld devices;Embeddedpositioning device;Wearable device | 2PCS ATGM336H Chip GPS+BDS Beidou dual-mode positioning navigation module | The ATGM336H-5N series module is a generic term for the 9.7 * 10.1-size high-performance BDS / GNSS constellation positioning navigation module family | Excellent positioning and navigation functions,support single-system positioning of BDS/GPS/GLONASS satellite navigation systems,and any combination of multi-system joint positioning,and support QZSS and SBAS systems | Embedded positioning device

GPS modules NEO-6M, 3V-5V power supply Universal | Module with ceramic edge antenna, super signal. | Default baud rate: 9600, Interface: RS232 TTL | With data backup battery;With LED signal indicator | Compatible with various flight control modules that provide GPS computer test software

Application areas: Car positioning in navigation;Mobile phones, tablet PCs, handheld devices;Embeddedpositioning device;Wearable device | 2PCS ATGM336H Chip GPS+BDS Beidou dual-mode positioning navigation module | The ATGM336H-5N series module is a generic term for the 9.7 * 10.1-size high-performance BDS / GNSS constellation positioning navigation module family | Excellent positioning and navigation functions,support single-system positioning of BDS/GPS/GLONASS satellite navigation systems,and any combination of multi-system joint positioning,and support QZSS and SBAS systems | Embedded positioning device

❃❃Made of high-quality materials, durable.CC1101 wireless RF transceiver 315/433/868/915MHZ + SMA antenna wireless module | ❃❃Working voltage :1.8-3.6V Maximum transmit power: 10mW (+10dBm); | ❃❃Instantaneous maximum working current: <30mA | ❃❃The module has enough transmitting power, good spectrum characteristics, small harmonics, small channel crosstalk and ultra small volume. | ❃❃Using high precision crystal oscillator and inductor, some devices have reached the military grade standard.

Interface Selection: to choose SPI or IIC interface through R3, R4, R5 | SPI communication or I2C communication can be switched by configuring three resistors R3 R4 R5 | This is a 2.42 inch OLED display module of 128x64 resolution in which the emissive electroluminescent layer is a film of organic compound that emits light in response to an electric current | Diagonal Screen Size: 2.42 inch | Driver IC: SSD1309

you will get 5PCS PD/QC Decoy Board Fast Charge USB Boost Module Type-c PD2.0 PD3.0 9V 12V 15V 20V Fast Charge Trigger Polling Detector Module | Support a variety of fast charging protocols: PD3.0/2.0, PPS/QC4+, QC3.0/2.0, FCP, AFC | The size of the decoy board: 23*11.5*4mm | TYPE-C port power supply;Turn some traditional DC-powered devices into TYPE-C port power supply