Features: 1100m Range: No viewing distance required for proper operation. The Roller Shutter Control Retrofit Kit makes it quick and easy to implement cost effective radio control for your roller shutter drives, whether retrofitted or newly installed. With this kit, roller blinds and awnings can be upgraded so that they can be operated comfortably via remote control. 2Wireless Roller Shutter Control Retrofit Kit: With the help of a remote control, hard to reach roller shutters can be controlled wirelessly from the couch. Provides comfort and assistance to the sick and physically impaired. You can place the remote control in any convenient place or store it on the included wall bracket. 3RF: 433 MHz, self learning program for high security. You can use up to 20 roller shutter controls to control different devices in the same room without interfering with the radio channel. 4RF Remote Control: The remote control is easy to use and simple to learn. The factory has taught the remote control function to the receiver. The receiver fits any standard flush mount box. The receiver connects to the power source, switch and motor and then shuts off with the remote control. 5Applicable Equipment: Wireless roller shutter switch retrofit kit to easily switch and control motors for roller shades, blinds, awnings and sun protection. Specification: Item Type: Wireless Roller Shutter Control Retrofit Set Product Material: ABSWeight: 99g / 3.49oz Battery Type: Remote Control Built in Dry Batteries (Remote Control Ships with Built in Dry Batteries)Battery Model: 23A12VBattery Capacity: 60mAhVoltage: 100-240VRemote Control Size: Approx. 11x3.5x1.5cm / 4.3x1.4x0.6inReceiver Size: Approx. 5x4.5x2.5cm / 2.0x1.8x1.0in Package List: 1 x Remote Control1 x Receiver1 x English Manual 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!