Made of high-quality materials, convenient and easy to use. Wide range of applications and long service life. Features: - Transmitter with 8 function keys (6 single-speed keys + 1 start key + 1 stop key) - Supports up to 8 control points - Security key switch to prevent unauthorized use - Connects to a computer via data cable for customizable button function settings - Low battery warning and automatic power-off when voltage is insufficient - Nylon fiber case: comfortable to touch, durable, impact-resistant, waterproof, corrosion-resistant, and insulated - Transmitter and receiver boards equipped with crystal oscillators for stable performance - IP65-rated protection: dustproof, waterproof, and impact-resistant for use in diverse environments - Advanced wireless antenna technology for stronger signal transmission and lower power consumption - External antenna design minimizes body signal shielding - Receiver includes a 1.3-meter pure copper cable (99.9% purity) - Bright, clear color finish with U-shaped terminal block for quick wiring - 360-degree accessible remote control with 5.0 wireless system, strong signal penetration, no line-of-sight required Specifications: - Main Material: Fiberglass-reinforced nylon - Main Color: Orange + Black - Model: F21-E1B Transmitter: - Protection Level: IP65 - Transmitting Power: 10 dBm - Power Source: 2 × AA batteries (not included) - Code Capacity: 32-bit (4.3 billion unique codes) - Operating Temperature: Moderate - Control Distance: Up to 100 meters - Dimensions: 165 × 75 × 46 mm (6.5 × 3.0 × 1.8 in) - Weight: 279 g (9.8 oz) Receiver: - Protection Level: IP65 - Receiving Distance: Up to 100 meters - Sensitivity: -110 dBm - Code Capacity: 4.3 billion unique codes - Operating Temperature: Moderate - Electrical Load Capacity: 8 A, fully sealed relay - Input Voltage: DC 12–72 V - Dimensions: 190 × 88 mm (7.5 × 3.5 in) - Weight: 655 g (1.4 lb) Package Dimensions: 310 × 210 × 170 mm (12.2 × 8.3 × 6.7 in) Package Weight: 1259 g (2.8 lb) Package Includes: - 1 × Transmitter - 1 × Receiver - 1 × Protective Case - 2 × Fuses Note: Actual product color may vary slightly due to lighting and screen settings. Slight dimensional variations may occur due to manual measurement.