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MQ sensor 7 is a sensitive gas sensor materials used in clean air, low conductivity of tin dioxide (sno2). detection method using low temperature cycle (1.5 v (heating) detection of carbon monoxide, airborne sensor increases with the increase of the conductivity, the concentration of carbon monoxide gas, high temperature (5.0 v heating cleaning parasite gas adsorption at low temperature. by using a simple circuit can be changes in the conductivity, the concentration of the gas is converted to the corresponding output signal. mq - gas sensor with high sensitivity to carbon monoxide, this sensor can detect a variety of gas containing carbon monoxide, is a low cost sensor module for a variety of applications, applications: for the house, the environment of the device for detection of carbon m...
HM-10 CC2540 4,0 transceiver - year central peripheren bluetooth modulwarnung. the dies ist nicht um - 10. "are heißt worked cc41 has bluetooth modul.the year transceiver bluetooth 4.0 - central peripheren hm 10 cc2540 module - 100% brand new and high quality.- to support central and peripheral, change of at commandsupport remote control mode, remote control device enables pio pin or change settings at commander when connected. (as iphone4s / 5 ipad, note2 etc.) product parameters. frequency 2.4 ghz ism band.. modulation method: gfsk (gaussian frequency shift keying). rf power: ≤4dbm, class 2 . sensitivity: . speed: asynchronous: 2.1 mbps / 160 kbps (max)synchronous: 1 mbps / 1 mbps (max). security: authentication and encryption. service: bluetooth spp (master...
100% brand new and high qualitydht11 sensor takesthe module can detect the humidity and temperature of environmenthigh reliability and excellent long-term stabilitydigitalausgang raw formhas fixed rückenloch and easy installationcables are free for you specification:feuchtigkeitsmessbereich: 20% ~ 90% rhhumidity measurement error: + 5% rhtemperature measuring range: 0 ~ 60temperature measurement error: + 2operating voltage: 5vsize: 28x12x8mm package includes:1 pieces of * dht11 modules3 pieces * dupont cable.
Notice:   The new tracking number for  Yanwen Economic Air Mail can be traced only befor it arrive the airport of your country,please choose  Special Line-YW/China Post Air Mail or AliExpress Standard Shipping.if you want a full tracking info.The same product will arrive in 15 to 60 days.Tracking info of  Yanwen Economic Air Mail can be check here: www.17track.net/en  sensor shield v5.0 sensor extension boardthe latest sensor shield v5.0 sensor extension board is not laminated design pcb immersion gold processing technology, the motherboard is not only duemilanove 2009 control of digital and analog interface extends the steering management form, ad hoc, iic interface, 32 servo controller interface, a bluetooth module, communi...
quality of rocker, long service life, stable performance, two analogausgängen digital outputs x, y axis output of two potentiometers can be read by the ad converter, twist angle, press the joystick, touch switch can be used all the way, as digitalausgang has a pull - up is a two degrees of freedom, or other servo proportional control control for the duino platform compatible ar duino sensor interface
Notice:   The new tracking number for  Yanwen Economic Air Mail can be traced only befor it arrive the airport of your country,please choose  Special Line-YW/China Post Air Mail or AliExpress Standard Shipping.if you want a full tracking info.The same product will arrive in 15 to 60 days.Tracking info of  Yanwen Economic Air Mail can be check here: www.17track.net/en 1pcs 3A Range Current Sensor Module Professional MAX471 Module For arduino Test Voltage range: DC3-36VTest Current range: DC0-3AAccuracy:2% Package Included:1 x   3A Range Current Sensor Module Professional MAX471 Module
Specification:  Brand new and high quality.Type:AM2302.Accuracy resolution:0.1.Humidity range:0-100%RH.Temperature range:-40~80°.Humidity measurement precision:±2%RH.Temperature measurement precision:±0.5°.4-pin package.Ultra-low power.No additional components.Excellent long-term stability.All calibration, digital output.Completely interchangeable.Long distance signal transmission.Relative humidity and temperature measurement.  Shipping Included:1PCS*AM2302 Temperature and Humidity Sensor
Invoice] 1, RFID-RC522 module one; 2, the standard S50 blank card one; 3, S50 shaped cards one (as shown keychain shape); 4, vertical, curved row of pins each one; Note: The relevant technical details and the development of routines, etc. Want to contact customer service request, please buy download address. Mainly includes the following: A, supporting reference materials; B, mainstream processors (including MSP430F149) RC522 module for this application C program; RC522 chip [Introduction]   MF RC522 is applied to 13.56MHz contactless communication highly integrated chip card reader, is NXP for the "Three Tables" application launch of a low-voltage, low-cost, small size and non-contact card reader chip, smart instrumentation ...
Note: La charge devrait déconnecter la charge OUT terminal sur le positif et négatif ne peut pas être mauvais, s'il vous plaît selon les spécifications, sinon il va endommager directement.Module Caractéristiques et paramètres:entrées avec MICRO USB femelle, peut être directement entrée à faire avec le téléphone chargeur rechargeable au lithium batterie,et conserve encore la tension d'entrée câblage plaquettes, peut être très pratique DIYtension d'entrée: 5 Vcharge cut-off tension: 4.2 V ± 1%Maximum courant de charge: 1000mAbatterie sur-décharge protection tension: 2.5 Vbatterie protection contre les surintensités courant: 3Ataille du conseil: 2.6*1.7 CMInstructions:Note: La premièr...
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