Best Wirless Module

AEDIKO 4pcs DC 5V Relay Module 2 Channel Relay Board with Optocoupler Support High or Low Level Trigger

Normally Open Interfaces Maximum Load : AC 250V/10A, DC 30V/10A.
2 Channel Relay Module 5V Comes with High-Current Relay,Trigger Current : 5mA.
5V Relay Module is 2 Channel Isolated, Each Relay Can Individually Switch On/Off by An Opto-Isolated Digital Input.
Relay Module Designed With Fault-Tolerant , Even If The Control Line Breaks, The Relay Will Not Move.
With Optical Coupling Isolation,Triggering More Reliable and Stable.
2 Channel Module Equipped With Screwed Terminal Plate and Fixed Bolt Holes,Standard Interface Can Connect With Microcontrollers and be Controlled by a Wide Range of Microcontrollers.

2 WORKING MODES---Mode 1: The phone is directly installed on the WiFi module.
Mode 2: Equipped with a mobile phone and WiFi module on the router.
Additional features: It can also be used as a USB relay when the ESP-01 is pulled out.
TRANSMISSION DISTANCE---In an open environment, when the mobile phone is installed on the WiFi module, the maximum stable transmission distance is 100M. When the WiFi module and the mobile phone are simultaneously carried on the router, the transmission distance depends on the signal strength of the router.
SMARTCONGIG TECHNOLOGY---Use smartcongig technology to complete the account and password configuration on the APP ESP-01 WiFi module on the mobile phone, and configure the username and password memory functions.
SHORT RESPONSE TIME---On-board 5V,10A250V AC 10AV30V DC relay, which can continuously pull 100,000 times, with diode discharge protection and short response time. Onboard ESP-01 WiFi module and high performance microprocessor STM8S103.
OTHER EQUIPMENT---Board mode selection and real-time working status indicator. Reserved UART debug interface and STM8 SWIM program download interface.

♛ The Display Module is 5V compatible, use with 3.3V or 5V logic.
♛ The Display Module can support analog S P I and hardware S P I.
♛ The Display Module is designed with one socket for sd card.
♛ With P C B plate (including power supply IC, SD), compatible with 5110 interface.
♛ This is a new 2.8 inch serial S P I color display module without touch function.

UMD Laser Lens Disk Drive Module Unit KHM-420AAA Connector Replacement Compatible with Sony PSP 1003 1000.
Tips: This is UMD Laser Lens Disk Drive Module Unit KHM-420AAA replacement to replace your old damage UMD Laser Lens Disk Drive Module Unit KHM-420AAA, don't include instructions, please install it by a professional technician..
Broken your UMD Laser Lens Disk Drive Module Unit KHM-420AAA, don't need to change new machine, just buy this item and replce your damage UMD Laser Lens Disk Drive Module Unit KHM-420AAA , let your Device work again again..
Compatible with: Sony PSP 1003 1000 (Please check your machine model before your purchase).
Product is fragile, easy to be damage during shipping. So if there are any questions, please contact us first, we will try our best to help you..

EQUIPMENT INTERFACE MODULE(EIM): All HVAC equipment is wired to the module. Module receives communication from the wireless devices.
RETURN AIR SENSOR: Works with the Equipment Interface Module to maintain safe indoor temperatures if power is lost at the wireless thermostat. Maintains 62 F for heating and 82 F for cooling.
REDLINK WIRELESS TECHNOLOGY: Powered by RedLINK reliability. No interference with other wireless devices in the home.

Compute Module DSI display adapter, 22PIN to 15PIN, allowing the Compute Module to use 15PIN DSI displays.
Suitable for Compute Module IO Board,connecting with Compute Module 4 IO Board.
Suitable for connecting with Waveshare Compute Module IO Board Plus.
Support all Waveshare DSI LCD, such as 4.3inch DSI LCD,5inch DSI LCD,4.3inch DSI LCD (with Case).

SD Card Reader Slot & L/R Shoulder Button Module Flex Cable Replacement Compatible with Nintendo DSi.
Tips: This is SD Card Reader Slot & L/R Shoulder Button Module Flex Cable replacement to replace your old damage SD Card Reader Slot & L/R Shoulder Button Module Flex Cable, don't include instructions, please install it by a professional technician..
Broken your SD Card Reader Slot & L/R Shoulder Button Module Flex Cable, don't need to change new machine, just buy this item and replce your damage SD Card Reader Slot & L/R Shoulder Button Module Flex Cable, let your Device work again again..
Compatible with: Nintendo DSi (Please check your machine model before your purchase).
Product is fragile, easy to be damage during shipping. So if there are any questions, please contact us first, we will try our best to help you..

【OPTIMAL PERFORMANCE】OCESTORE premium upgrade USB Isolator Module adopts Combining high speed CMOS and monolithic air core transformer technology, this isolation component provides outstanding performance characteristics and is easily integrated with low and full speed USB-compatible peripheral devices..
【HIGH QUALITY】OCESTORE premium USB Isolator Module is made of high quality material which can use for a long time.Note: USB Isolator Module can't work for USB 2.0 High Speed Devices.Only work for USB1.0 USB 1.1 USB2.0 Devices..
【SUPER IMPORTATNT】OCESTORE premium USB Isolator Module can widely compatible with A variety of industrial USB devices Noise sensitive areas.1W MAX. Low and full speed data rate: 1.5 Mbps and 12 Mbps.
【WIDE APPLICATION】OCESTORE premium USB Isolator Module is widely used in Electronics，Computers，Accessories，Computer Accessories，Peripherals，Computer Cable Adapters，USB-to-USB Adapters..
【PACKAGE & SERVICE】Package Include: 1 Pcs x USB Isolator Module .Any question Pls fell free to contact us, we will reply you within 24H.And we offer a 12 month warranty..