Imported chip, advanced technology, reasonable design, attractive appearance. Over-voltage protection and lightning protection design, safe and reliable. Long-distance RF transmission design, not blocked by obstacles; remote control operation is simple and convenient. This product is designed for AC voltage 110V/220V, 50–60Hz, and DC 24V motors, supporting forward, reverse, and stop control. Suitable for various applications, including electric screens, curtains, shades, remote-controlled doors, electric tables, and drying racks. Control box specifications: Rated voltage: AC 220V / AC 110V Operating frequency: 50Hz / 60Hz Maximum control power: ≤ 500W Static power consumption: < 0.1W Receive sensitivity: –108 dBm Remote control range: ≥ 50 meters Operating frequency: 433 MHz Transmitter specifications: Operating voltage: DC 12V Operating current: 10 mA @ 12V Output power: 10 mW @ 12V ASK Encoding type: 1527 fixed code Transmitting frequency: 433.92 MHz Plug options: US plug — compatible with Canada, India, Mexico, Thailand, Taiwan, USA, Philippines, etc. EU plug — compatible with Indonesia, Germany, France, Spain, Italy, etc. UK plug — compatible with Malaysia, UK, etc. Color: As shown Material: Plastic Package includes: 1 × Remote control 1 × Controller 1 × Expansion screw kit 1 × Bilingual (Chinese & English) instruction manual Note: The package contains only the items listed above. Other accessories are not included. Note: Color may vary slightly due to lighting conditions and screen settings. Measurement tolerance: ±1–3 cm.