AT-09 Bluetooth 4.0 BLE Module Serial CC2541 Compatible HM-10 Module/Connect MCU

Ultra Low Standby Power 90ua~400ua Distance 100 ft./60 m Super fast reaction speed 0.4 seconds Bluetooth 4.0 module serial port leads bluetooth ble CC2540 CC2541 Bluetooth module with Backplane, this module is used in the HM-10 module. 5V power supply or 3.3V power supply serial level with the same power supply voltage 3.3V/5V requires only one set of power supplies. Built-in level conversion function. If you use 5.0V MCU and Bluetooth module communication, 5.0V power supply Port Power, RX TX logic level 5V If 3.3V MCU communicates with Bluetooth module, 3.3V power supply port, RX TX logic level 3.3V RX, Bluetooth module serial port receiver and MCU TXD connection. TX, Bluetooth module serial port transmitter and MCU RXD connection. GND, ground-end power supply cathode 3.3V, power supply side 3.3V Power supply 5V power supply 5V power supply

-Note

If need more parts Pls click contact us and submit the order.If you need more quantity,Pls contact us. If you mind the price,If some parts can not find out in my store,Pls contact us,we still have many parts don't published.

We will send the latest version of product, the u pgraded function. It may has different shape or color. If you can't agree, pls don't buy.

Please don't open dispute and leave any bad feedback, if you have any question, feel free to contact us,we will give you satisfactory answer. Hope you understand us, thank you in advance.

-Shipment

When you place an order, please choose a shipping method and pay for the order including the shipping fee. We will send the it within 5 days once your payment is completed.

We do not uarantee delivery time on all international shipments due to differences in customs clearing times in individual countries, which may affect how quickly your product is inspected. Please note that buyers are responsible for all additional customs fees, brokerage fees, duties, andes for importation into your country. These additional fees may be collected at time of delivery. We will not shipping charges for refused shipments.

The shipping cost does not include any importes, and buyers are responsible for customs duties.

All order will ship out in 1-5 buine after payment verify .Pls wait in patient.

China Post mail is not fast , Usally need 15-60days arriived.If in urgent .Pls choose / /EMS.We can write low value for cutomer if in need!

China Post Ordinary Small Packet Plus just can track to the domestic of our country,but it not effect your receiving.

If you want your products and don't want to waste your time, pls choose China Post Registered Air Mail. If you choose China Post Ordinary Small Packet Plus and the package is lost. We will prove you we send the package and we only can refound 50%. This is your choose, We all have to take risks. If you can't agree, pls don't buy.

China Post Ordinary Small Packet Plus and China Post Registered Air Mail all can track in www.17track.net/en/

We do our best to serve our customers the best that we can.

We will you if you return the it within 15 days of your receipt of the itfor any reason. However, the buyer should make sure that the itreturned are in their original conditions. If the itare damaged or lost when they are returned, the buyer will be responsible for such damage or lo, and we will not give the buyer a full . The buyer should try to file a clwith the logistic company to recover the cost of damage or lo.

The buyer will be responsible for the shipping fees to return the items.

We will you if you return the it within 15 days of your receipt of the itfor any reason. However, the buyer should make sure that the itreturned are in their original conditions. If the itare damaged or lost when they are returned, the buyer will be responsible for such damage or lo, and we will not give the buyer a full . The buyer should try to file a clwith the logistic company to recover the cost of damage or lo.

The buyer will be responsible for the shipping fees to return the items.

-&return

We do our best to serve our customers the best that we can.

We will you if you return the it within 15 days of your receipt of the itfor any reason. However, the buyer should make sure that the itreturned are in their original conditions. If the itare damaged or lost when they are returned, the buyer will be responsible for such damage or lo, and we will not give the buyer a full . The buyer should try to file a clwith the logistic company to recover the cost of damage or lo.

The buyer will be responsible for the shipping fees to return the items.

We will you if you return the it within 15 days of your receipt of the itfor any reason. However, the buyer should make sure that the itreturned are in their original conditions. If the itare damaged or lost when they are returned, the buyer will be responsible for such damage or lo, and we will not give the buyer a full . The buyer should try to file a clwith the logistic company to recover the cost of damage or lo.

The buyer will be responsible for the shipping fees to return the items.

-Feedbck

Your satisfaction and positive feedback is very important to us. Please leave positive feedback and 5 stars if you are satisfied with our itand services.

If you have any problwith our itor services, please feel free to contact us first before you leave negative feedback. We will do our best to solve any probland provide you with the best customer service.

About shipping
Shipping and Packaging All itwill be double checked and well packed before sending.Itwill be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resolve the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties ores. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

Your 100% satisfaction is very important to us
If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.