ESP32 CAM WiFi Bluetooth Module with OV2640 Camera Module Vertical Insulated flexible lead with 4mm

Insulated flexible lead with 4mm banana plug at one end and crocodile clip at the other

It's a Heart Rate Monitor Kit with AD8232 ECG sensor module

89VXXMicrocontrollers Atmel AVR 8bit/16bit: AT90Sxxxx

such as DIY

ESP32 CAM WiFi Bluetooth Module with OV2640 Camera Module Vertical Insulated flexible lead with 4mmThe ESP32 CAM WiFi Module Bluetooth with OV2640 Camera Module 2MP has a very small size camera module that can operate independently as a minimum system. It has a footprint of 40x27 mm. ESP32 CAM is a WIFI and Bluetooth dual mode development board that uses PCB onboard antennas and cores based on ESP32 chips. The ESP integrates WIFI, traditional Bluetooth, and BLE Beacon, with 2 high performance 32 bit LX6 CPUs, 7 stage pipeline architecture, main