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070.0535
2,17 (2,69 inc tax)
OPTUM, HR0203 , 5212019501668
Features 1. Size: 32mm X22mm X30mm length * width * height 2. The main chip: LM393, MQ135 gas sensing probe 3. Operating voltage: DC 5V Features: 1....
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054.0483
2,58 (3,20 inc tax)
OPTUM, HR0210, 5212019511025
using high-quality dual-panel design, with a power indicator and TTL signal output instructions; with a the DO switch signal (TTL) output, and AO analog...
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054.0485
2,58 (3,20 inc tax)
OPTUM, HR0207, 5212019511032
Size: 32mm X22mm X27mm Main chip: LM393, ZYMQ-5 gas sensor Operating voltage: DC 5 Volt Features : 1. Indication of the signal output....
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054.0418
2,82 (3,50 inc tax)
OPTUM, HR0204, 5212019511124
Color : black Size:32mmx22mmx27mm/1.26''x0.86''x1.06'' Main Chip: The LM393, ZYMQ - 2 Gas Sensor Working Voltage: DC 5 V Great for home or factory gas...
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054.0429
3,05 (3,78 inc tax)
OPTUM, HR0205, 5212019511384
Size: 32mm X22mm X22mm length * width * height The main chip: LM393, MQ-3 gas sensor Operating voltage: DC3-5V Features : 1. Signal output...
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054.0431
3,06 (3,79 inc tax)
OPTUM, HR0209, 5212019511179
Notes:Due to different production batch,the product color will be different,but we guarantee that all the product is same quality This board has TX and RX...
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054.0482
3,22 (3,99 inc tax)
OPTUM, HR0211, 5212019511230
Sensitive material MQ-9 gas sensor is used to clean the air in the lower conductivity of tin dioxide (SnO2). Detection method using low temperature cycling...
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054.0512
3,22 (3,99 inc tax)
OPTUM, HR0208, 5212019511247
Size: 32 mm X22mm X27mm Main chip: the LM393, MQ-6 gas sensor Working voltage: DC5V 1. With a signal output instructions. 2. Dual signal output (TTL...
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070.0738
4,03 (5,00 inc tax)
OPTUM, HS2708
DESCRIPTION It uses dedicated digital module acquisition technology and gas sensing technology to ensure high reliability and excellent long-term...
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074.0252
5,75 (7,13 inc tax)
DFRobot, FIT0227
INTRODUCTION The MQ7 is a simple-to-use Carbon Monoxide (CO) sensor suitable for sensing CO concentrations in the air. It can detect CO-gas...
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