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  4. 433Mhz HC-12 SI4438 Wireless Serial Port Module 1000m Replace Bluetooth DIY

433Mhz HC-12 SI4438 Wireless Serial Port Module 1000m Replace Bluetooth DIY 1 of 36891 sold — Only 10 left433Mhz HC-12 SI4438 Wireless Serial Port Module 1000m Replace Bluetooth DIY 2 2 of 3433Mhz HC-12 SI4438 Wireless Serial Port Module 1000m Replace Bluetooth DIY 3 3 of 3 See More
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433Mhz HC-12 SI4438 Wireless Serial Port Module 1000m Replace Bluetooth DIY

$4.56 $4.19 Buy It Now, $3.35 Shipping, 30-Day Returns, eBay Money Back Guarantee
Seller: Top-Rated Seller alice1101983 ✉️ (569,790) 99.5%, Location: ShenZhen, CN, Ships to: WORLDWIDE, Item: 401051275954 433Mhz HC-12 SI4438 Wireless Serial Port Module 1000m Replace Bluetooth DIY.

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Product Details



Descriptions:

Power supply voltage : 3.2 V -- 5.5 V.(if the modules working long hours in emission state, suggested that when the power supply voltage is greater than 4.5 V , you need concatenating a 1N4007 diode to avoid module built-in LDO got fever) Default communication distance : about 600 m (communication distance is adjustable up to 1000 m, air baud rate 5000 BPS). Default idle current: 16 ma (modules in different working mode of different current). Module size: 27.8mm*14.4mm*4mm. Operating frequency range (433.4 473.0 MHz, as many as 100 communication channel) maximum 100 mw fired power (can be set) Module supporting software upgrades. Default factory Settings: working mode FU3, baud rate 9600 BPS, communication channel CH001 (433.4 M)

Package Included:1 pcs

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Payment Method
  • EBAY Managed Payment. But we only Accept your Ebay Address , please Make sure it's 100% right.
  • Payment must be received in 5 business days of auction closing.
  • Please leave note for your special request (e.g. Colors or Size) in PayPal when you pay the order.
  • Any special request cannot be accepted after 24 hours of payment, because most of orders will be processed instantly and same day dispatched.
Shipping Policy

1. We only ship to the confirmed address provided by eBay. please make sure your ebay address is 100% matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand. 2. Orders will be processed instantly and dispatched within 1-3 business days except hoilday, so we do NOT accept any email/message note after you place orders. 3. All package need to wait 30 days,Please take care it.Less than 30 days,we can't take a refund.

Returns & Refund Policy
  • All package need to wait 30 days (US only n eed 7-10 days) ,Please take care it.Less than 30 days,we can't take a refund.
  • If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please keep in touch with us and double check the return address before you return it.
  • If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.
Feedback

    We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important to us. We request that you keep in touch with us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.

  • Condition: New
  • Model: 433Mhz HC-12
  • Country/Region of Manufacture: China
  • Brand: Unbranded/Generic

PicClick Insights - 433Mhz HC-12 SI4438 Wireless Serial Port Module 1000m Replace Bluetooth DIY PicClick Exclusive

  •  Popularity - 385 watchers, 0.1 new watchers per day, 3,042 days for sale on eBay. Super high amount watching. 6,891 sold, 10 available.
  •  Best Price -
  •  Seller - 569,790+ items sold. 0.5% negative feedback. Top-Rated Plus! Top-Rated Seller, 30-day return policy, ships in 1 business day with tracking.

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