45 days Money back
Returns accepted if product not as described, buyer pays return shipping; or keep the product & agree refund with seller.
Guarantees: On-time Delivery 60 days
We will send the latest version of product, the upgraded function. It may has different shape or color. If you can’t agree, pls don’t buy. Pls choose available tracking info shipping method, never ask a tracking number if your shipping method is not available.
Module main technical parameters:
1.Working Voltage : 5V(DC)
2.Static current: Less than 2mA.
3.Output signal: Electric frequency signal, high level 5V, low level 0V.
4.Sensor angle: Not more than 15 degrees.
5.Detection distance: 2cm-450cm.
6.High precision: Up to 0.3cm
7.Input trigger signal: 10us TTL impulse
8.Echo signal : output TTL PWL signal
Mode of connection:
Supply module with 5V, the output will be 5V while obstacle in range, or 0V if not.The out pin
of this module is used as a switching output when anti-theft module, and without the feet when
Note : the module should be inserted in the circuit before been power, which avoid producing
high level of misoperation;if not, then power again.
Module Working Principle:
1.Adopt IO trigger through supplying at least 10us sequence of high level signal.
2.The module automatically send eight 40khz square wave and automatically detect whether receive
the returning pulse signal.
3.If there is signals returning, through outputting high level and the time of high level
continuing is the time of that from the ultrasonic transmitting to receiving. Test distance =
(high level time * sound velocity (340M/S) / 2.
Note : This module is not suitable to connect with electric power, if you need to connect this
module with electronic power,then let the GND terminal of this module to be connected
first,otherwise, it will affect the normal work of the module
Operating speed: 0.3second/ 60 degree
Stall Torque : 1.5kg/cm
Temperature range: 0 degree to +55 degree
Dead band width: 10usec
Operating voltage: 4.2V~6V
Fit for ALL kind of R/C Toys
Connector Wire Length: 250mm
Two axial plastic yuntai weighs 20 grams, suitable for 9 g, 12 g, steering gear, beautiful shape, manufacture precision, without hypocrisy, steering gear line winding clamp.
Overall as shown in figure 4 piece of plastic contains the screw, does not contain the figure in the steering gear and camera
Also note: currently, this kind of yuntai only suitable for 28 * 28 camera module is not suitable for the 32 or 38 camera, please pay special attention to
1Pcs ultrasonic module
1Pcs 9g servo SG90
1Pcs FPV dedicated nylon PTZ Default black color
When you place an order, please choose a shipping method and pay for the order including the shipping fee. We will send the items 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, and taxes for importation into your country. These additional fees may be collected at time of delivery. We will not refund shipping charges for refused shipments.
The shipping cost does not include any import taxes, and buyers are responsible for customs duties.
All order will ship out in 1-5 buiness after payment verify .Pls wait in patient.
China Post mail is not fast , Usally need 15-60days arriived.If in urgent .Pls choose DHL/ Fedex/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 refund you if you return the items within 15 daysof your receipt of the items for any reason. However, the buyer should make sure that the items returned are in their original conditions. If the items are damaged or lost when they are returned, the buyer will be responsible for such damage or loss, and we will not give the buyer a full refund. The buyer should try to file a claim with the logistic company to recover the cost of damage or loss.
The buyer will be responsible for the shipping fees to return the items.
We offer the 1-month free replacement.Buyers may request for a replacement within 15 days from your receipt of the product. The buyer should return the product in the original conditions to us and should bear the shipping costs for return.
We also provide 12-month free maintenance. The buyer should return the product in the original conditions to us and should bear the shipping costs for return. If any part is required to be replaced, the buyer should also pay for the costs of the parts to be replaced.
Before returning the items, please confirm the return address and the logistics method with us. After you give the items to the logistic company, please send us the tracking number. As soon as we receive the items, we will repair or exchange them ASAP.
Your satisfaction and positive feedback is very important to us. Please leave positive feedback and 5 stars if you are satisfied with our items and services.
If you have any problems with our items or services, please feel free to contact us first before you leave negative feedback. We will do our best to solve any problems and provide you with the best customer service.