SIM800 UART TTL GSM Modem Module With SMA Antenna Waveshare Modbus RTU 8-channel Relay Module RS485 Profile Type GT2 (2mm Tooth

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

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SIM800 UART TTL GSM Modem Module With SMA Antenna Waveshare Modbus RTU 8-channel Relay Module RS485 Profile Type GT2 (2mm ToothSIM800 UART TTL GSM Modem Module With SMA Antenna Quality electronics from The Engineer Store, Bengaluru. Fast shipping, 7 day warranty on manufacturing defects, support. Specifications Feature Details Type Electronics Component Module SIM800 GSM Modem Interface UART TTL Antenna SMA Connector Origin Original Authentic Warranty 7 day warranty on manufacturing defects Support Email & WhatsApp 24 7 Product Overview The SIM800 UART TTL GSM Modem Module is