Product Description:Power adapter cable for video doorbells. Provides a stable power supply to keep your doorbell running continuously without frequent battery replacement.Features:Extended Power Supply: Helps reduce the need for frequent charging or battery replacement (note: remove the battery before use)Easy Installation: Simply connect the cable to your video doorbell; no existing doorbell wiring requiredCable Length: 5 m for flexible installation on most doorsCompatibility: Suitable for video doorbells requiring an 18V adapter, including Nest Hello, Arlo Video Doorbell, Eufy Video Doorbell, Simplisafe Video Doorbell, Zmodo Smart Greet Wi-Fi Doorbell, and othersDurable Construction: Made of flame-retardant, impact-resistant PC-ABS material; resistant to oxidation and humiditySafe and Reliable: Manufactured to strict standards with layered insulation for long-lasting and stable performanceProduct Details:Input/Output: 18V (for compatible doorbells)Cable Length: 5 mMaterial: PC-ABS (flame-retardant, anti-fall design)Color: Black