• Wide Supply Voltage Range: 2.7V - 5.5V (3mA current consumption)
• Automatic Gain Control (AGC): Selectable max gain of 40dB, 50dB, or 60dB
• Low Noise & Low Distortion: 30nV/√Hz noise density, 0.04% THD (typ)
• Frequency Response: 20Hz - 20kHz for high-fidelity audio

Specifications:

• MCU: ESP32-S3
• Flash: 16MB
• PSRAM: 8MB
• Wireless Connectivity: Wi-Fi 802.11/Bluetooth 5.0 + BT mesh
• Programming Platform: Arduino-IDE, Micropython
• Bat Voltage Detection: IO04
• Resolution: 170(H) x 320(V)
• Screen Size: 1.9" Diagonal
• Working Power Supply: 3.3V
• Interface: 8-Bit Parallel
• Product Size: 62mm (L) x 26mm (W) x 10mm (H)
• Product Weight: Approximately 40g

Package:

1x LILYGO TTGO T-Display S3 with shell

• High-quality Arduino Uno R3 with ATmega328P
• 14 digital I/O pins (6 with PWM capability)
• 6 analog input pins for versatile sensor connectivity
• 16 MHz clock speed for efficient processing

• Adjustable Output Frequency: Provides 50Hz fixed frequency sine wave and adjustable frequencies from 0-100Hz and 0-400Hz.
• Modulation Modes: Supports both unipolar and bipolar modulation modes for versatile applications.
• Dead-Time Control: Features four different dead-time settings (300nS, 500nS, 1.0uS, 1.5uS) for precise control.
• Real-Time Feedback: Monitors voltage, current, and temperature in real-time, ensuring optimal performance and protection.

• Onboard TTP226 capacitive 8-button touch sensing IC

• Supports 8 touch buttons for versatile control applications

• 8-channel level status indicator for each key

• Adjustable working voltage: 2.4V - 5.5V

• High performance-price ratio for cost-effective development.
• Compact size, ideal for embedding into other products.
• Robust functionality with support for LWIP protocol and FreeRTOS.
• Operates in three modes: AP, STA, and AP+STA.

• Measures water flow accurately within a range of 0.3–6 L/min.
• Compact and lightweight design with durable construction.
• Operates on a wide voltage range (5~12 V) with low current consumption.
• Offers high precision with ±5% accuracy for flows of 0.3–3 L/min.

Specification:

• Light source： COB
• Color: Warm white
• CIR: >80
• Power: 20W
• Input Voltage: AC 220V-265V
• Housing Material: Aluminum
• Source Life: > 50,000 hours
• Lighting angle: 120

Package:

1x COB LED Chip Lamp 20W 220V Intelligent IC No Driver Needed LED Bulb for Flood Light Spotlight DIY Lighting 20W Warm White

• 5MP OV5647 Sensor: Delivers high-resolution images and videos.
• Infrared LED Light Compatibility: Screw holes to attach infrared LEDs for enhanced night vision.
• Adjustable Focal Length: 1.85mm focal length, providing flexible focus adjustments.
• Wide Viewing Angle: 130° diagonal angle for a broad field of view.

• High-Performance Chip: Uses an imported high-performance chip for improved performance compared to standard modules.
• Wide Input Voltage Range: Converts any 0.9V to 5V DC voltage to a stable 5V DC output.
• Output Current: With a single AA battery, it delivers 200-300mA current; with two AA batteries, it provides 500-600mA output current.
• Conversion Efficiency: High efficiency of up to 96%.

Discover the Arduino Mega 2560 R3 (CH340), a high-performance microcontroller board made in China, perfect for various electronic projects in Bangladesh. Featuring the CH340 microcontroller, it operates at 5V with a recommended input voltage of 7-12V. With 54 digital I/O pins, 16 analog input pins, and ample memory, it offers exceptional connectivity and performance.

• Monitors ECG (Electrocardiogram) signals
• Measures heart rate and pulse with high accuracy
• Compact and easy to integrate with Arduino or other microcontrollers
• Low power consumption

• High-resolution 8x2 character display
• Wide operating temperature range: -20°C to +70°C
• Backlight for easy viewing in low light conditions
• Standard 5V operating voltage

• Integrated TCS3200 color recognition chip for accurate color detection.
• Supports DC 3-5V input voltage.
• Produces an output frequency voltage of 0-5V.
• Equipped with bright white LED lights for better color measurement.

• Input Voltage: DC 8.5V to 48V
• Output Voltage: 10V to 50V (Continuously adjustable)
• Output Current: 0.2A to 8A (Constant Current Range)
• Conversion Efficiency: Up to 96%

• Photosensitive Switch: Detects light levels for automatic switching.
• High Load Power: Supports AC 250V/10A and DC 30V/10A for various electrical applications.
• Compact Design: Easy to integrate into projects and systems.