The Pi Zero W packs a full Linux computer with built-in WiFi and Bluetooth into a tiny board perfect for IoT, automation, and student projects across India.
✅ Built-in 2.4GHz WiFi & Bluetooth 4.1
✅ 1GHz single-core CPU with 512MB RAM
✅ 40-pin GPIO for sensors, LEDs & motors
✅ Mini HDMI + Micro USB OTG ports
✅ Best price in India — only at techiesms
Big, bright, and beginner-friendly — this 3.5 inch TFT display brings 320×480 resolution graphics to your Arduino or ESP32 project over a simple SPI interface. Backed by fast shipping across India, it’s the easiest way to add a large, colorful screen to your next build.
✅ ILI9488 driver with 320×480 resolution
✅ SPI interface — needs just a few GPIO pins
✅ Onboard micro SD card slot
✅ Works with TFT_eSPI on ESP32, Arduino & more
✅ Best price in India — only at techiesms
The ESP32 development board brings dual-core power, WiFi, and Bluetooth together in one compact 30-pin module. Built for makers and students across India who want a reliable, ready-to-flash platform for IoT and automation builds.
✅ Dual-core ESP-32 chip with 240 MHz clock speed
✅ Integrated WiFi + Bluetooth v4.2 (Classic + BLE)
✅ Type-C USB with CP2102 for fast, stable flashing
✅ 30 GPIO pins supporting ADC, PWM, I2C, SPI, UART
✅ Best price in India — only at techiesms
2 pin JST wire built for compact, low-current wiring jobs in India — perfect for battery links, sensor connections, and tight enclosure builds where standard headers won’t fit. Polarized single-head design prevents reverse connections.
✅ 1.25mm pitch, single-head JST connector
✅ 2-pin polarized design — fits only one way
✅ Rated 1.0A / 50V for safe low-current use
✅ 15cm length, easy to crimp or extend
✅ Best price in India — only at techiesms
The go-to tactile pushbutton switch for Indian makers and students — this 6×6×8mm, 4-pin, normally-open momentary switch fits standard breadboards perfectly and delivers crisp, consistent tactile feedback. Rated 50mA at 12V DC with a 300,000-cycle life. Pack of 10 — enough for a full semester of projects.
✅ 6×6×8mm through-hole, 4-pin — fits standard breadboards and PCBs
✅ Normally open (NO), momentary action — ideal for Arduino & ESP32 input
✅ 50mA / 12V DC rated — 300,000 cycle mechanical life
✅ Round actuator, crisp tactile click — consistent feel across the pack
✅ Best price in India — only at techiesms
The active buzzer module is the fastest way to add sound to any maker project in India — just wire three pins, write one line of code, and you have a loud, clear beep. Compatible with Arduino, ESP32, STM32, and Raspberry Pi Pico with no extra components needed.
✅ 3.3V–5V dual-voltage compatibility — works with all popular boards
✅ 85dB output at 10cm — clearly audible in workshops and classrooms
✅ 2500Hz fixed-frequency built-in oscillator — no tone code required
✅ Compact 3-pin interface — VCC, GND, Signal; plug-and-play simplicity
✅ Best price in India — only at techiesms
Compact and efficient, this 1.5A Mini DC-DC Boost Converter steps up any DC input (from 2.5V) to your choice of 5V, 8V, 9V, or 12V — perfect for lithium battery-powered Arduino, ESP32, and IoT builds across India. Set output voltage once with a quick solder, and it stays locked.
✅ 4 selectable output voltages: 5V / 8V / 9V / 12V via solder pads
✅ Wide input range: 2.5V to (VOUT − 0.5V) — works with LiPo, AA cells, USB
✅ Onboard LED indicator — disable by pad cut for ultra-low idle (<1 mA)
✅ Ultra-compact: 22 × 11 × 3.6 mm, 2.35 g — fits any enclosure
✅ Best price in India — only at techiesms
Control up to 16 servos, LEDs, or PWM devices using just two I2C pins. Featuring 12-bit resolution, hardware-based PWM generation, and support for cascading up to 62 modules, this driver board is ideal for robotics, automation, and advanced electronics projects.
Long-range 433MHz LoRa transceiver module based on the SX1278 chipset, offering up to 10km wireless communication, ultra-low power consumption, and excellent interference resistance for IoT, smart agriculture, telemetry, and remote monitoring applications.
Enhance the wireless performance of your ESP32 and IoT projects with this compact dual-band 2.4GHz/5GHz FPC antenna. Featuring a flexible design, 50Ω impedance matching, and up to 2.8 dBi gain, it delivers reliable Wi-Fi, Bluetooth, BLE, Zigbee, and IoT connectivity in space-constrained applications.
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