ชุดเลนส์ตรวจตาแบบเรติโนสโคปี 32 ชิ้น อุปกรณ์ตรวจวัดสายตา

DC-DC USB boost power supply step-down and voltage regulation module, converting 5V to 3.3V, 9V, 12V, 24V, desktop power module

SX1262 LoRa Wireless Module 868Mhz 915Mhz 433 475Mhz DX-LR30 22dBm 8KM Long Range SMD RF Module Power Supply

5V IR Infrared Remote Decoder Encoding Transmitter Receiver Wireless Module For arduino

5/10pcs 5V 650nm 5mW Adjustable Laser Dot Diode Module Red Sight Copper Head Mini Laser Pointer

ESP32-S3 Supermini Development Board WiFi Bluetooth 5.0 Ultra-Small Size ESP32 S3 ESP32-S3FH4R2 For Arduino For Micropython

1-10pcs DC 3.3/3.7V 5V LED Driver 30-1500MA Constant Current Adjustable Module PWM Control Board USB LED Flashlight 18650 Li-ion

5A DC-DC Step Up Power Module Boost Volt Converter 3.3V-35V To 5V 6V 9V 12V 24V XL6019

ESP32-S3-DevKitC-1 Development Board Kit With 2.8 Inch TFT LCD BT 2.4G Wifi Module 8MB PSRAM 16MB FLASH N16R8 42Pin CH340C TypeC

4S PD 100W Fast Charging Module 20V 5A High Power Charge/Discharge Buck-Boost Module Bidirectional Charging Circuit Board

ATGM336H GPS+BDS Dual-mode module, flight control satellite positioning navigator For NEO-M8N