This module takes esp8266-01 / esp-01s as the main control, and DHT11 as the temperature and humidity sensor. The temperature and humidity in the collecting environment of ESP8266 were uploaded to the server. Support 3.7v-12V DC power supply (3.7v lithium battery). It can be used as the temperature and humidity acquisition node for smart home or IO..

TPU eFlex Features:1. TPU rubber based, very flexible and elastic like rubber band2. Transparent, environmental friendly, soft texture.3. With high resilience4. Fluent printing, economic type products, high elastic, good moldingSpecifications:Material: TPU (eFlex)Filament Diameter: 1.75mmDimensional Accuracy: +/- 0.05mmExtrusion Temperature Range: ..

Feature:100% brand new and high quality2.4GHz Wireless Optical MouseElegant, Ultra Slim,Comfortable GripSwitch Life: 5 million cycle3 Buttons with scroll wheelScroll easily in any directionNano Mini Receiver hidden in the Mouse BottomBuilt-in Energy Saving system.Wireless Technology works on most surfacesWireless carrier frequency: 2402MHz-2480MHz1..

Flexible Mic Microphone Studio Wind Screen Pop Filter Mask Shield for Broadcasting Recording Microphone with Gooseneck Design Microphone AccessoryThat sinking feeling, when you realize that your recording is wasted. What's that sound? A dull thud? Distortion every time there is a p or a b?Your heart sinks as you realize all your efforts are wasted...

Description:Portable Bluetooth speaker with wireless microphone function, the quickest way to get music feast start.Main Features:3 in 1: bluetooth speaker + wireless mic + singing record and play (works with sings APP)Microphone: ideal for all vocal applications from singing to speech with faithful sound or echo depend on your needsBluetooth stere..

Description:Geeetech A20T 3D printer delivers mix-color objects and greatly enriches your 3D printing life. Keep the good performance of Geeetech 3D printers, it aims to provide users with quality printout and satisfactory printing experience. A20T makes the best of the building platform and enables you to view the printing details in 360-degree pr..

Description:Say goodbye to the traditional dot-matrix printer, now, we have more high-efficient and portable printer for you! This GOOJPRT MTP - II mini Bluetooth thermal printer sets light weight, excellent connectivity and long battery life in one. Handheld data printing makes it successfully applied to a variety of fields. The printer can be po..

E3D Heating Block Hot End 3D Printer Accessories Aluminum Sandblasting Oxide Processing Main Featuresu2022 Made of aluminum, durable and strong u2022 Sandblasting oxidizing processing, remove scratches and machining marks on the surface of the blocku2022 Applies to the hot end and other similar E3D hot end, the thermistor socket replaced within M3 ..

Microcontroller - ATmega328Operating Voltage - 5VDigital IO Pins - 14 of which 6 provide PWM outputAnalog Input Pins - 6,Clock Speed - 16 MHzCompatible with Arduino having WiFi FunctionIt can be used to control Arduino car, Robot armBased on the ESP8266 ESP-13, which can be compatible with UNO R3 developmen boardDelivery list: 1pcs ESPduino deve..

Main Features: u25cf Fast printing up to 90mm / sec for both text and graphics.u25cf Supports store logo download and print (BMP file).u25cf Supports Android and IOS system.u25cf Compatible with Epson ESC / POS.u25cf Easyu00a0foru00a0paperu00a0installation,u00a0easyu00a0maintenanceu00a0andu00a0excellentu00a0structure.u25cf Lowu00a0poweru00a0consump..

The JGAURORA Magic Desktop Printer is a 3D printer with the imported special aluminum frame. It features with high-precision printing and safe protection function, maintains the garage-built feel and the handmade charms, really helpful for amateurs or professionals, easy to create life-like models from your brain. Magic is also a build-it-yourself..

Features:u25cf This hub contains 2 USB 3.0 ports, can plug 2 USB devices at the same timeu25cf Maximum transmissionu00a0bandwidth: 5.0Gbps, unbelievable transmission speedu25cf The portable design, easy to carryu25cf Plug and play, no need to install driver Interface Type: USB 3.0 Ports: 2-4 ..

K-Camel 400M 1.75mm PLA 3D Printing Filament Material for DIY ProjectMain Features:u25cf Made of good qualityu00a0PLA materialu25cf Compatible with most of 3D printersu25cf PLA is a common type of biodegradable filament which is derived from renewable resources, such as corn starch, tapioca roots, chips or starch, or sugarcaneu25cf PLA allows highe..

KingDian S100+ SSD Solid State Drive 1.8 inch SATA2 Hard Disk for LaptopMain Features:u25cf Adopt A+ flash particle, fast and stableu25cf 1.8 inch product shape, suitable for HDD slotu25cf Maximum read and write speed: 102 MB/s, 13 MB/su25cf Low noise and environmetal friendly, suitable for laptop and desktop Brand: KingDian ..

The backlight and contrast is adjusted by potentiometer.Come with 2 IIC interface, which can be connected by Dupont Line or IIC dedicated cable.Compatible for 1602 LCD.This is another great IIC/I2C/TWI Serial Interface.With this I2C interface module, you will be able to realize data display via only 2 wires.If you already has I2C devices in your pr..