1.1000m Long Range High Power 12CH RF Remote Control Transmitter 315 MHz. 2. This distance is the theoretical distance without interference. The actual application is reduced due to the interference of the use environment. Please estimate according to the marked 10%-30%. The more the wall is through, the closer the distance will be. 3. Suitable for controlling lights, , motors, fans, cameras, video signals, audio signals, electric doors/locks/windows 4. You can turn on/off the receiver (remote control) with transmitter anywhere within a reliable distance. Wireless RF signals can pass through walls, floors and doors 5. The wireless receiving controller has the characteristics of high confidentiality, stable performance and low power consumption. It can be coded by or dial switches. Product name :1000m power 12-key remote control Working voltage: DC12V (12V23A battery 1 Working frequency: 315MHZ Chip model 1527 or 2264 (different for different batches) Encoding type Millions of encodings or pad-type passwords Oscillation resistance 4.7 (default) Modulation ASK (stable and less interference) Remote control distance 1000 meters (open distance) Colour:white Material:ABS Size:127 x 50 x 17mm Package Contents: 1 * Wireless Remote Control Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!