Check the listing for details. Remote Controller Steering Angle Expander 90 degrees to 180 degrees. Color: Multi-Color, Condition: New. Listed at 4.74 USD. Payment Policy We only accept payments via PayPal. All payments must be prepaid,Description: Remote Controller Steering Angle Expander 90 degrees to 180 degrees Please note that only the steering angle of the remote controller can be changed. Usually the remote control can only control the steering gear at 90 degrees, if we link our products. Then you can control the 180 degree steering gear. If you link a 90 degree steering gear. Can't change to 180 degrees. Adaptation voltage 3.6-16V (more than stamped with high-voltage steering gear) 180-degree steering gear supporting 500-2500us Plate size: 25x9mm One side 3P line (10cm long), Generally, the steering gear is 180 degrees, but the remote control can only make it rotate 90 degrees. Principle: The output of remote control PWM is 1000-2000us; (At this time, the rudder rotates 90 degrees) The device expands it to 500-2500us to achieve 180 degree rotation. Prerequisite: The steering gear can rotate 180 degrees in the range of 500-2500us support pulse width. Applications: Where you want to extend the angle with a remote control, such as (robotic arm, homemade sailboat) Note: Some steering gear will encounter the limit plate before 180 degrees. Do not block the motor by hard operation.refundIf there is any problem when you receive your parcel, please contact us without hesitate in 3 days. If you are not 100% satisfied with your purchase, simply return the unworn item within 30 days of the item ship date and we will gladly exchange, replace， or refund it inclusive of delivery charges.(All refund should be sent back by our paypal account)Shipping Time & Method: United States : item transport to the U.S.We use accelerate transportation express.usually 7 to 15 working days.Remote areas will delay the transportation time 20 Working days.Each item have tracking number. worldwide : Item will be shipped within 3 days after payment is cleared.Goods will be sent via airmail . Delivery takes about 25-30 business day (without holiday). All products have been checked and packaged in good condition before dispatch. Tracking number : Your purchase amount more than $18,Then you will get a free items tracking number.( If you shopping amount not reached $18. You can also buy tracking number ,Cost $3 ) Address : Please make sure your address in Ebay is matched with your shipping address before pay. If you would like to change the address, please contact us IMMEDIATELY after your payment. About Us Your satisfaction is our first priority. Defective product will be offered exchange or refund. 100% Money back Guarantee. We appreciate your positive feedback. Our system will leave feedback automatically after you pay it. Please leave us positive feedback upon satisfaction of the item. Please email us before leaving negative and neutral feedback. We will try our best to solve the issue. We will be glad to answer any question you may have, please feel free to contact us at: we do try respond as quickly as possible. Due to time zone difference, please allow 12~24 hours to get your mail replied.