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Mq-x series are all kinds of strange gas detectors, gas, natural gas, lighter leakage can be detected, alcohol, formaldehyde, inhalable suspension can be detected.TypeGasDetecting rangeMQ-2Smoke, liquefied gas, butane, propane, methane, alcohol, hydrogen300-10000ppmMQ-2BCombustible gas300-10000ppmMQ..
$8.25
Mq-x series are all kinds of strange gas detectors, gas, natural gas, lighter leakage can be detected, alcohol, formaldehyde, inhalable suspension can be detected.TypeGasDetecting rangeMQ-2Smoke, liquefied gas, butane, propane, methane, alcohol, hydrogen300-10000ppmMQ-2BCombustible gas300-10000ppmMQ..
$8.25
Mq-x series are all kinds of strange gas detectors, gas, natural gas, lighter leakage can be detected, alcohol, formaldehyde, inhalable suspension can be detected.TypeGasDetecting rangeMQ-2Smoke, liquefied gas, butane, propane, methane, alcohol, hydrogen300-10000ppmMQ-2BCombustible gas300-10000ppmMQ..
$8.25
Mq-x series are all kinds of strange gas detectors, gas, natural gas, lighter leakage can be detected, alcohol, formaldehyde, inhalable suspension can be detected.TypeGasDetecting rangeMQ-2Smoke, liquefied gas, butane, propane, methane, alcohol, hydrogen300-10000ppmMQ-2BCombustible gas300-10000ppmMQ..
$8.25
Mq-x series are all kinds of strange gas detectors, gas, natural gas, lighter leakage can be detected, alcohol, formaldehyde, inhalable suspension can be detected.TypeGasDetecting rangeMQ-2Smoke, liquefied gas, butane, propane, methane, alcohol, hydrogen300-10000ppmMQ-2BCombustible gas300-10000ppmMQ..
$8.25
Mq-x series are all kinds of strange gas detectors, gas, natural gas, lighter leakage can be detected, alcohol, formaldehyde, inhalable suspension can be detected.TypeGasDetecting rangeMQ-2Smoke, liquefied gas, butane, propane, methane, alcohol, hydrogen300-10000ppmMQ-2BCombustible gas300-10000ppmMQ..
$8.25
Mq-x series are all kinds of strange gas detectors, gas, natural gas, lighter leakage can be detected, alcohol, formaldehyde, inhalable suspension can be detected.TypeGasDetecting rangeMQ-2Smoke, liquefied gas, butane, propane, methane, alcohol, hydrogen300-10000ppmMQ-2BCombustible gas300-10000ppmMQ..
$8.25
RGB full color LED moduleModule parameters:1.PCB color: black2. Use 5mm full color ultra bright LED3. With current limiting resistor to prevent burnout LED4 can access a variety of microcontroller5. High light LED6. Operating voltage: 3.3V/5V7. Weight: 4g8. Can be used directly on the Arduino mothe..
$2.00
OW004 & OW005 brass can plug into servos directy. Servo like RA001B & RA001C. no extra hub needed size:40.4*9.8*36mmspeed:0.22sec/60 degreetorque force:12kg.cm @ 4.8VG.W.:48gBall raced with metal gears..
$20.93
Wires,30cm. female-female,1p(pack) 1 pack=100pcs If no special requirements,the color will be picked randomly. ..
$9.88
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Size: 22.8*11.6*23.6mmWeight: 9gSpeed：0.12sec/60°at (4.5V) / 0.10sec/60°at(6.0V)Torque：1.2kg.cm.at (4.5V) / 1.4kg.cm.at (6.0V)..
$8.80
Bluetooth protocol: Bluetooth Specification V4.0 BLE, send and receive no byte limit,open environment and iphone 4 s can achieve 110 meters extreme distance communication.Based on TI CC2541 chipsetBluetooth class 2Industrial level SPP Bluetooth moduleIntegrated chip antennaSize: 26.7 x 13 x 2 mmIndu..
$18.99
The size of this module: 45mm*20mm*1.2mm.There are two mechanical holes with a radius of 2mm on the board..
$6.99
Work area：900x600mmLaser tube power：80-100wMachine weight：310KGZ-axis height：230mmMachine size：1500x1105x1040mmMaximum engraving speed：1000mm/secPower Specifications：220v，50Hz，Single-phaseAverage/maximum power：700w/1000wCooling method：Cooling systemStandard features：Red light positioning system，Aut..
$9,000.00
Include 3KG servo of 2 PC,Comes with a small wrench, assembly instructions..
$31.00
Wires,30cm. female-male,1p(pack) 1 pack=100pcs If no special requirements,the color will be picked randomly. ..
$9.88
Steering head bracket two degrees of freedom manipulator robot accessories Steering Bracket SetTwo degrees of freedom is a high torque Steering head, cost-effective small head, in the horizontal and vertical directions do two DOF motion to facilitate the installation of cameras, you can achieve vid..
$17.00
DAGU launches several multimeters for robot beginners. These multimeter are carefully selected and fantastic value! Larger the quantity, cheaper the price！！ ..
$8.99
Soil moisture module is most sensitive to the ambient humidity is generally used to detect the moisture content of the soil.Module to reach the threshold value is set in the soil moisture, DO port output high, when the the soil humidity exceeds a set threshold value, the module D0 output low.The di..
$6.55
Wires,30cm. male-male,1p(pack) 1 pack=100pcs If no special requirements,the color will be picked randomly. ..
$9.88
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Suggested Voltage:4.5V DC No load Speed:140rpm No Load Current:190mA(max.250mA) Torque:800gf.cm min Size:20*20*64There gear motors, 130 model, 140 model, 260 model, 280 model and many other micro-motors, please consult contact!Use: There are scientific electronic products, electric robot body type..
$7.99