433MHz RX480E-4 RF receiver with 4-Button RF Remote Keychain kit

This 433MHz RX480E-4 RF receiver with 4-Button RF Remote Keychain kit is a compact and reliable solution for short-to-medium range wireless switching. It utilizes a superheterodyne receiver module for stable performance and high sensitivity. 📡

🔹 Core Functionality This kit allows you to wirelessly trigger up to 4 separate channels or devices. It uses ASK Superheterodyne technology, which provides better stability and interference rejection compared to cheaper regenerative modules. 📶

🔹 Receiver Module Specifications

• Operating Voltage: DC 3.3V to 5V (Perfect for Arduino or ESP32 logic levels). ⚡
• Low Power Consumption: Draws only 2.1mA, making it suitable for battery-powered standby modes. 🔋
• RF Frequency: Operates on 433.92MHz (or 315MHz optional) for standard wireless compatibility. 📻
• Sensitivity: High receiving sensitivity of -108dB, ensuring a reliable trigger even with weak signals. 🎯
• Compact Size: Very small footprint at only 12.3 x 28 mm, ideal for tight enclosures. 📏

🔹 Remote Control Handset

• Buttons: 4 distinct channels (typically labeled A, B, C, D). 🔘
• Range: Effective up to 50 meters in open, unobstructed spaces. 🏘️
• Power: Uses a standard 27A 12V battery (included in most kits). 🔋
• Build: Portable design weighing only 30g with a size of 55 x 30 x 15mm. 🛠️

🔹 Reliability & Standards

• Frequency Stability: Features a narrow frequency band of +/- 150KHz to prevent drift. 💎
• Certifications: Fully compliant with CE, FCC, RoHS, and UKCA, ensuring safety and quality standards for international resale. ✅