• High Detection Range: Adjustable detection distance between 2m to 16m with the adapter plate or reference circuit.
• Low Power Consumption: Operating current of 50mA max. and typical average current of 2mA at 5% DC.
• Microwave Frequency: 10.525GHz helium emission frequency for efficient detection.
• High Sensitivity: Sensitivity up to -86dBm with 3Hz to 80Hz bandwidth.

• Wide Input Voltage Range: Accepts input from 4V to 40V DC.
• Adjustable Output Voltage: Provides an adjustable output range of 1.25V to 37V DC.
• Current Output: Delivers a maximum output current of 2A.
• Digital Voltmeter: Equipped with an LED digital voltmeter showing voltage from 0 to 40V, with an error of only 0.1V.

• Powerful Processor: 1GHz quad-core, 64-bit ARM Cortex-A53 CPU for efficient processing.
• Wireless Connectivity: Equipped with 802.11b/g/n wireless LAN and Bluetooth 4.2 / BLE for easy connectivity.
• Compact and Expandable: Features a microSD card slot, mini HDMI, and USB 2.0 OTG ports.
• Versatile Compatibility: HAT-compatible 40-pin header, allowing seamless integration with various accessories.

• High Precision Digital Interface: Utilizes a 24-bit I2S digital interface for high-precision data transfer.
• Excellent Signal-to-Noise Ratio: Achieves a 61 dBA signal-to-noise ratio, ensuring clear audio capture.
• High Sensitivity: Features a sensitivity of -26 dBFS, making it highly responsive to sound.
• Stable Frequency Response: Offers a stable frequency response from 60 Hz to 15 kHz for accurate sound capture.

• 16-bit bidirectional I/O expansion for microcontrollers
• Supports I2C (MCP23017) up to 1.7 MHz and SPI (MCP23S17) up to 10 MHz
• Configurable interrupt system with INTA & INTB pins
• Three hardware address pins allow up to 8 devices on the same bus

The AT89S51 is a low-power, high-performance CMOS 8-bit microcontroller from Atmel’s 8051 family. This microcontroller is designed for a wide range of applications, offering robust performance and flexibility. It features 4KB of Flash programmable and erasable read-only memory (PEROM) and 128 bytes of RAM, making it suitable for various embedded systems.

• Serial Baud Rate: Supports baud rates from 1200 to 460800bps.
• Working Frequency Band: Operates on 850/900/1800/1900 MHz.
• Control Mode: Uses AT commands (3GPP TS27.007).
• GPRS: Supports PPP connection and embedded TCP/IP protocol.

• 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.

• Dual USB Output: Supports fast charging for two devices simultaneously.
• Type-C and Micro USB Inputs: Compatible with multiple charging cables.
• Integrated Display: Monitors power levels for user convenience.
• Overcharge Protection: Ensures battery safety and longevity.

The ATmega328P-PU is a low-power CMOS 8-bit microcontroller from Microchip, based on the AVR enhanced RISC architecture. This microcontroller is designed to deliver high performance while maintaining low power consumption, making it ideal for a wide range of embedded applications. By executing powerful instructions in a single clock cycle, the ATmega328P achieves throughputs approaching 1 MIPS per MHz, allowing system designers to optimize power consumption versus processing speed.

• 3.5-inch TFT LCD display module with vibrant 18-bit color support.
• Compatible with Arduino Uno and other microcontroller boards.
• Integrated SD card slot for extended storage and project capabilities.
• High resolution of 320x480 pixels for clear visuals.

• Universal Design: Suitable for general-purpose prototyping and custom circuit design.
• Single-Sided: Offers a single-sided design, ideal for basic circuit construction.
• Glass Fiber FR-4 Material: Made from durable glass fiber FR-4 for longevity and stability.

✔ 5X Range Extender – Extends up to 5 times the original range in open space
✔ High Gain 9dBi – Enhances signal strength and improves WiFi performance
✔ Plug & Play – No extra pigtails needed, directly plugs into devices with Reverse Polarity SMA connector
✔ Magnetic Mount Base – Allows flexible placement near windows or high surfaces for better reception

• 802.11 b/g/n Wi-Fi protocol
• 2.4 GHz frequency, supports WPA/WPA2 encryption
• Ultra-compact size: 11.5mm x 11.5mm
• Integrated 10-bit ADC and TCP/IP protocol stack

• Wide Input Voltage Range: Supports input voltage from 5V to 32V DC, making it versatile for different power sources.
• High Output Power: Provides up to 24W max output power for efficient charging.
• Fast Charging Protocols:
• QC3.0 (Qualcomm Quick Charge 3.0) for Qualcomm-based Android devices.
• FCP (Huawei/Glory 9V 2A quick charge) for Huawei devices.
• Apple 5V 2.4A for fast charging of Apple devices.
• AFC (Samsung Adaptive Fast Charging) for Samsung S9, Note9, and other flagship models.
• MTK PE (MediaTek Pump Express) for Redmi and other MediaTek devices.

• On-board micro-precision current transformer for accurate measurements
• Built-in sampling resistor for stable output
• Supports up to 5A AC current measurement with a corresponding 5mA analog output
• High precision with 0.2% linearity for accurate readings