Features: 1.Easy Setup with Smartphone App: with intuitive Aiwit app, which allows seamless control from your smartphone. With just a few taps, you can manage wireless surveillance camera and integrate it into your home security system effortlessly. 2.720P HD Dual Camera Lens: Experience world in high definition with dual camera doorbell offering 720P quality and wide-angle views. The smart AI detection doorbell captures every detail, even in complete darkness, thanks to its black light full-color night . 3.Built-in Long-lasting Battery: Equipped with a powerful 5200mAh battery, this video doorbell camera ensures extended standby times, reducing need for frequent recharges and providing peace of mind with continuous monitoring. 4.Two-Way Audio Communication: Communicate with visitors via Wi-Fi intercom doorbell's two-way talk feature, while single-way video lets you verify who is at your door, ensuring safety and convenience at all times. 5.Intelligent Motion Detection: Receive instant alerts when smart AI detection doorbell senses motion. Video is automatically recorded upon movement or doorbell , allowing you to review and monitor visitor activity through APP anytime. Specification: Power supply: 18650 battery Power supply voltage: battery 3.7V DC 5V-1.5A (V) Color: Black Material: ABS Package Contents: 1 x Doorbell 1 x Data cable Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.