DC 12V 24V 120W*2 Dual Channel Stereo High Power Digital Audio Amplifier Board TPA3116D2 XH-M543 Subwoofer Audio Board Amplifier

Features: -Onboard front-facing IC to improve the input sensitivity, high-definition sound quality. -Efficient Class D operation, with over 90% power efficiency and low idle loss characteristics, advanced modulation system configuration, multiple switching frequencies, AM interference prevention -TPA3116 Advanced Oscillator/PLL Circuit adopts multi-switching frequency options to suppress AM interference, and when combined with master-slave mode options, Read more about DC 12V 24V 120W*2 Dual Channel Stereo High Power Digital Audio Amplifier Board TPA3116D2 XH-M543 Subwoofer Audio Board Amplifier[…]

7.5 inch E-Ink Display Panel e-Paper Raw Display with 800×480 Resolution SPI Interface Embedded Controller for SPI Arduino STM32

7.5 inch E-Ink Display panel e-Paper raw display panel with 3/ 4-wire SPI Two -color Display for Raspberry Pi Arduino Overview: This is an E-Ink raw display, 7.5inch, 800×480 resolution, with embedded controller, communicating via SPI interface. This is a connection board with a 7.5 inch e-ink screen with 800×480 resolution, SPI interface, and the Read more about 7.5 inch E-Ink Display Panel e-Paper Raw Display with 800×480 Resolution SPI Interface Embedded Controller for SPI Arduino STM32[…]

4.2inch E-paper E-ink Display Module 400×300 E-paper Module Black White Two-color SPI Interface No Backlight Ultra low consumption

Overview This is an E-Ink display module, 4.2inch, 400×300 resolution, with embedded controller, communicating via SPI interface. Due to the advantages like ultra low power consumption, wide viewing angle, clear display without electricity, it is an ideal choice for applications such as shelf label, industrial instrument, and so on. Features No backlight, keeps displaying last Read more about 4.2inch E-paper E-ink Display Module 400×300 E-paper Module Black White Two-color SPI Interface No Backlight Ultra low consumption[…]

ST3012 LED Digital Thermometer Dual Temperature Controller Thermostat Incubator Microcomputer Dual Probe 110-220V AC

Features: Double display dual temperature control design, a dual-purpose machine, set two sets of temperatures, high performance, temperature control performance and accuracy are very prominent. Simple control panel design, wide temperature control range, simple setup, generous appearance and reliable quality. Celsius Display, 2 Channel Relay output, Switch Between Cooling and Heating Modes Temperature Measuring /Control Read more about ST3012 LED Digital Thermometer Dual Temperature Controller Thermostat Incubator Microcomputer Dual Probe 110-220V AC[…]

Automatic Electronic Garden Watering Tap Irrigation Controller Analog Two Dial Water Timer Valve for Watering Plants Flowers Multi programmable System

Waterproof Automatic Electronic Garden Watering Timer Irrigation Controller Valve Sprinkler Watering System Features:Conventional 3/4″ joint.The shortest opening time is 1 minutes, and the longest continuous output valve is 120 minutes.Use 2 X 1.5V AAA batteries; (batteries are not included).Suitable for 0-8 kilograms of water pressure.It is suitable for water temperature 5℃-40℃.Programmable setting water time, standard Read more about Automatic Electronic Garden Watering Tap Irrigation Controller Analog Two Dial Water Timer Valve for Watering Plants Flowers Multi programmable System[…]

Smart Universal Wireless Ceiling Fan Light Controller Kit Remote Adjust Speed Light Remote Control Switch Digital Wireless Remote Fan Regulator

Description: Product features: ——Three speed intelligent speed regulation to meet your different needs; ——Perfect compatible with all kinds of fan lights; ——The model can pass through the wall, even if the distance is far, the effect can be guaranteed; ——Can set sleep time, let you sleep at ease; ——The product has designed the cooling hole Read more about Smart Universal Wireless Ceiling Fan Light Controller Kit Remote Adjust Speed Light Remote Control Switch Digital Wireless Remote Fan Regulator[…]

TDA2822M 2.0 Stereo Audio Amplifier Board Dual Channel AMP AUX Amplifier Board Module Volume Control Switch DC 1.8-12V for Home Theater

Specifications:  1.Supply voltage: DC 1.8-12V 2.Output Power: 0.1W-5W ;4-32 Ohms 3.Dimensions: 52 x 31 x 23mm (L*W*H) 4.Input Interface: 3.5mm Audio input 5.Adjust form: volume adjustment 6.Using TDA2822M acts as amplifier chip, this chip best developed dual-channel monolithic power amplifier IC, usually in the pocket cassette player (WALKMAN), tape recorders and multimedia speaker in for Read more about TDA2822M 2.0 Stereo Audio Amplifier Board Dual Channel AMP AUX Amplifier Board Module Volume Control Switch DC 1.8-12V for Home Theater[…]

SHT31 Temperature and Humidity Sensor module Breakout Weather Monitoring SHT31-D High Accuracy Digital Sensor

SHT31 is the next generation temperature and humidity sensor. Features Fully calibrated, linearized, and temperature compensated digital outputWide supply voltage range, from 2.4 V to 5.5 VI2C Interface with communication speeds up to 1 MHz and two user selectable addresses

USB To RS485 CH340G Converter Upgrade Protection Converter Compatibility Standard RS-485 A Connector Board Module

Specifications Compatibility: USB v2.0 standardInterface: Network:USBSerial:RS-485/RS-422Port: One Independent RS-485 or RS-422 portsConnector: Network: USB-type A connectorSerial: Screw terminalTransmission speed: 600bps to 115.2KbpsParity bit: odd, even, noneData bit: 5, 6, 7, 8Stop bit: 1, 1.5, 2Driver Support: Windows 2000/2003/XP/Vista/7 (32bit and 64bit)Power Consumption: 1.5W @ 5VMax. Distance: 4000ft (1200m) @ 19.2KbpsCase: Blue transparent ABSOperating Temperature: -20°~+65°Operating Read more about USB To RS485 CH340G Converter Upgrade Protection Converter Compatibility Standard RS-485 A Connector Board Module[…]