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ZINMARK USB to RS485 Serial Converter Adapter CH340T Chip LED Display Data Communication/PLC Data Reading/Data R&W Centralized Control Converter Module for Win 7 / XP/Vista
ZINMARK USB to RS485 Serial Converter Adapter CH340T Chip LED Display Data Communication/PLC Data Reading/Data R&W Centralized Control Converter Module for Win 7 / XP/Vista
ZINMARK USB to RS485 Serial Converter Adapter CH340T Chip LED Display Data Communication/PLC Data Reading/Data R&W Centralized Control Converter Module for Win 7 / XP/Vista
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ZINMARK USB to RS485 Serial Converter Adapter CH340T Chip LED Display Data Communication/PLC Data Reading/Data R&W Centralized Control Converter Module for Win 7 / XP/Vista

Marsoni M251S
Sale price$14.99
Pay 4 payments of $3.75 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
ZINMARK USB to RS485 Serial Converter Adapter CH340T Chip LED Display Data Communication/PLC Data Reading/Data R&W Centralized Control Converter Module for Win 7 / XP/VistaUSB to RS485 Serial Converter adopts CH340T new chip, supporting WindowsXP, Vista, 32 bit 64 bit Windows 7 etc. operating system With TVS surge protection and USB self recovery protection, anti interference, stable performance. Support USB 2. 0 interface, backward compatible with USB 1. 1, accord with RS485 standard. Can be inserted to personal computer, without external power supply or data line. Small size, convenient to carry, can be used for LED
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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
4.4 ★★★★★
Based on 1238 reviews
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Product Reviews
M
Verified Purchase
Mandee
Belleville, US
★★★★★ 5
Thesgood quality for the price
Size: 500 Count (Pack of 1)
Love Amazon basics, good quality, great shape, no issues, real cotton, thickness is perfect.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 28, 2026
A
Verified Purchase
Amanda
Lexington, US
★★★★★ 5
Excellent quality
Size: 500 Count (Pack of 1)
Another household staple. This are cheaper than the name brand but work just as good. Cotton is nice and thick, the stick holding it is sturdy.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 25, 2026
A
Verified Purchase
AF
Waukegan, US
★★★★★ 5
Just as good as top brands...
Size: 500 Count (Pack of 1)
Amazon does a great job with cotton products. Perfect thickness. Quality, value, household staple.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 17, 2026
J
Verified Purchase
JeffersonD517
Massapequa, US
★★★★★ 5
Cotton swabs
Size: 500 Count (Pack of 1)
Excellent cardboard stem that hold the cotton fluff secure and is environmentally friendly. No skin sensitivity. There is no scent making it great for those sensitive to odor or fragrance. The clean completely without the cotton falling apart. Excellent value.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 9, 2026
L
Verified Purchase
Luis
Pawtucket, US
★★★★★ 4
Good Enough
Size: 500 Count (Pack of 1)
They are well built, with enough cotton on the tips. the stem is not as sturdy as the brand name, it does tend to bend with normal use, but it is well priced. Good product overall.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026

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