Features: Built-in near field communication Access: The wireless automatic remote copier features near field communication functionality, doubling as both a wristwatch and access card, supports various access control enhancing both convenience and security. Clear LED Backlighting: The door copier remote is equipped with LED backlighting, providing clear visibility in dark.The low-energy LED lights emit a soft glow, ensuring comfortable use without eye strain. Multi-purpose utility: The versatile cloning remote can replicate keys for electric vehicles, gate barriers, and smart home remotes, whilst also recording diverse near field communication access cards, making it an essential tool for modern living. Double Frequency Integration: Combining 315/433MHz frequencies covers the most common remote signals. It automatically detects signals, eliminating the hassle of manual frequency settings for seamless operating. Waterproof Portable Design: The cloned car key employs a sealed construction meeting daily waterproof requirements. Ideal for swimming, rain, or washing, it proves more convenient than traditional remotes. Specifications: Color: Black Function: near field communication access control Frequency: 315MHz and 433.92MHz With: 1.5inch backlit LCD digital tube Battery type: DC3V/2032 button battery 1pc Product size: 240x55x19mm/9.45x2.17x0.75 inches Package Includes: 1PC near field communication Electronic Pairing Smartwatch note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution