STEM
Showing 49–96 of 2594 results
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ESP8266 & Bluetooth
ESP8266 ESP-WROOM-32 ESP32-WROVER Development Board Test Pro
ESP8266 ESP-WROOM-32 ESP32-WROVER Development Board Test Programmer Socket Downloader for ESP-01 ESP-12F ESP-07S ESP-12S ESP32 — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.
SKU: OKYN230705-47 ESP8266 -
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ESP8266 & Bluetooth
JDY-31 12V 4 Channel Switch Relay Bluetooth Module with Remo
JDY-31 12V 4 Channel Switch Relay Bluetooth Module with Remote Control Switch
Working voltage: DC5V;
On board 4-way 5V, 10a / 250V AC, 10a / 30V DC relay
Board size: 60 * 62.7mm — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.SKU: OKYN230630-41 -
ESP8266 & Bluetooth
JDY-31 SPP-C Serial Port Bluetooth 2.0 3.0 Module Replace HC
JDY-31 SPP-C Serial Port Bluetooth 2.0 3.0 Module Replace HC-05 HC-06
Transmission distance: 30m
Voltage : DC1.8V-3.6V — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.SKU: OKYN02251 -
ESP8266 & Bluetooth
JDY-33 Dual Mode Slave Wireless Module Wireless WIFI Module
JDY-33 Dual Mode Slave Wireless Module Wireless WIFI Module Compatible With HC-05/06
Working frequency:2.4GHZ
Communication Interface:UART
Operating Voltage:1.8-3.6V
Module size:26 * 13 * 1.7 mm — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.SKU: OKYN0344 -
ESP8266 & Bluetooth
LILYGO® T-Dongle-S3 With LCD ESP32-S3 Development Board With
LILYGO® T-Dongle-S3 With LCD ESP32-S3 Development Board With Screen Dongle 0.96 inch ST7735 LCD Display Support WiFi Bluetooth TF Card — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.
SKU: OKYN240123-5 -
ESP8266 & Bluetooth
Lolin D1 Mini Pro V2.0.0 – ESP8266 16MB External Antenna WIF
Lolin D1 Mini Pro V2.0.0 – ESP8266 16MB External Antenna WIFI Starter Board
Operating Voltage: 3.3V
Clock Speed: 240MHz
Flash: 4M Bytes; PSRAM: 2M Bytes
Size: 34.3*25.4mm — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.SKU: OKYN02257 -
ESP8266 & Bluetooth
Low Power External Antenna IPEX Support Multi-Protocol NRF52
Low Power External Antenna IPEX Support Multi-Protocol NRF52832 Module BLE 4.2
Kernel: Cortex-M4F
Output power: 4dBm
Module Size: 21 * 25mm — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.SKU: OKYN0338 -
ESP8266 & Bluetooth
M5Stack Official M5Stamp ESP32 S3 Module Core: ESP32-D0WD RO
M5Stack Official M5Stamp ESP32 S3 Module
Core: ESP32-D0WD
ROM: 343 kB
SRAM: 512 kB
Flash: 8MB
PSRAM: 2MB
Oscillator: 40MHz — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.SKU: OKYN230705-37 -
ESP8266 & Bluetooth
Mode for Remote Control via Wifi Control module: ESP-WROOM-3
Mode for Remote Control via Wifi
Control module: ESP-WROOM-32
USB chip: CP2102-GMR
Working Voltage: DC 5V
Working Current: 80mA (average)
Supply current: 500mA (minimum)
WiFi frequency: 2.4 GHz ~ 2.5 GHz
Size: 55*26*13mm — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.SKU: OKYN230630-24 -
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ESP8266 & Bluetooth
RTL8720DN Bw16 Wireless Module Dual-Band WIFI + Low Power W
RTL8720DN Bw16 Wireless Module Dual-Band WIFI + Low Power WIFI Wireless Module IIC I2C/SPI/Uart/PWMInterface
Power supply range: 3.0V~3.6V
Size (mm): 24*16*3(± 0.2)mm — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.SKU: OKYN0343 -
ESP8266 & Bluetooth
S3 WROOM 1 N8R2 USB to TTL: CP2104 On-board clock: 40MHz cry
S3 WROOM 1 N8R2
USB to TTL: CP2104
On-board clock: 40MHz crystal oscillator
Working voltage: 2.3V-3.6V
Working Current: about 40mA
Size: 91.3*28.9mm — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.SKU: OKYN0113-5 -
ESP8266 & Bluetooth
Seeed Studio XIAO ESP32S3 2.4G Development Board Seeeduino E
Seeed Studio XIAO ESP32S3 2.4G Development Board Seeeduino ESP32-S3 WiFi Wireless BLE Mesh 5.0 8MB Flash Module For Arduino — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.
SKU: OKYN240123-16 -
ESP8266 & Bluetooth
T-Call V1.4 ESP32 Wireless Module SIM Antenna SIM800L Develo
T-Call V1.4 ESP32 Wireless Module SIM Antenna SIM800L Development Board Devkit CH9102F USB to TTL
FLASH: QSPI flash 4MB / PSRAM 8MB
SRAM:520KB SRAM
Working voltage:2.7-3.6V; Current:70mA
Size: 78.83mm*28.92mm*8.06mm
CP2104 IC: 17.65USD — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.SKU: OKYN3829 -
ESP8266 & Bluetooth
T-Display-S3 1.9-inch LCD Display Development Board WIFI Blu
T-Display-S3 1.9-inch LCD Display Development Board WIFI Bluetooth 5.0 Wireless Module
ESP32-S3R8 Duacore LX7 micro processor
Flash:16MB ; PSRAM:8MB
Wireless Connectivity:Wi-Fi 802.11
Bluetooth 5.0 + BT mesh — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.SKU: OKYN3061 -
ESP8266 & Bluetooth
T5 4.7 Inch E-Paper V2.3 ESP32-S3 Development Driver Board T
T5 4.7 Inch E-Paper V2.3 ESP32-S3 Development Driver Board TTGO Display Module Support TF
MCU : ESP32-S3-WROOM-1-N1 6R8
Wireless Connectivity : Wi-Fi, Bluetooth V5.0 — Ideal for IoT, education, and rapid prototyping. PAN‑India shipping with GST invoice.SKU: OKYN0825-5
