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SIM800 UART TTL GSM Modem Module With SMA Antenna Waveshare Modbus RTU 8-channel Relay Module RS485 Low Cross-Sensitivity to Alcohol: Compared

USD752.07 USD791.07

Pay in 4 interest-free payments of $188.02 Learn more

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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Oct 4 - Oct 9

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Description

SIM800 UART TTL GSM Modem Module With SMA Antenna Waveshare Modbus RTU 8 channel Relay Module RS485 Low Cross Sensitivity to Alcohol: Compared Low Cross Sensitivity to Alcohol: Compared to MQ 2 and MQ 3 sensors Profile Type GT2 (2mm Tooth Pitch) Number of Teeth 20 Belt Width Compatibility 6mm Bore Diameter 5mm Outer Diameter ~13mm Material Aluminum Alloy Flange Flanged (prevents belt slipping) Grub Screws Included (for shaft locking) Tooth Profile Curvilinear (GT2 standard) Weight ~5 8g Origin Original Authentic Warranty 7 day warranty on manufacturing defects Support Email & WhatsApp 24 7 Key Features

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy

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