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Enabled Via Jumper
it can automatically control irrigation equipment
3V Input Voltage (limit) 21V DC Current per I/O Pin 15 mA Clock Speed 64MHz CPU Flash Memory 1MB (nRF52840) SRAM 256KB (nRF52840) EEPROM none Digital Input / Output Pins 14 PWM Pins all digital pins UART 1 SPI 1 I2C 1 Analog Input Pins 8 (ADC 12 bit 200 ksamples) Analog Output Pins Only through PWM (no DAC) External Interrupts all digital pins LED_BUILTIN 13 USB Native in the nRF52840 Processor Length 45 mm Width 18 mm Weight 5 gr (with headers)
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AD246S-M/AD249S-M 3 lenses 10/7 inch LCD HDMI Digital Microscope Variants:AD249S-M Enabled Via JumperFeatures Tri lens with a wide magnification range(60 240x,18 720x, 1560 2040x) make the microscope multifunctional: With this digital microscope, you can study lots of specimens such as rocks, plants, insects, precious stones, and coins, or do electronic work like repairing or making circuit boards. Great Image Performance: With many years devoted to this industry, we have worked the sensor, chip, screen, and lens not only with high quality but also
