WIRELESS & Rechargeable Battery: This wi-fi wireless video doorbell takes less than 5 minutes to set up. Our doorbell camera is powered by a built-in rechargeable battery that allows you to place it outdoor without worrying about annoying wires. The 6600mAh battery lasts up to 2 - 5 months so that you don’t have to charge the batteries too often. (Tips: FULLY CHARGE when use it for the first time). It supports 2.4GHz WiFi, DOES NOT work with 5GHz WiFi. KEEP YOUR SECURITY UP: Our video doorbell security camera helps you maintain safety by viewing whoever is at your door without opening it. The WiFi doorbell allows you to talk and see in real-time, no worrying about opening door for suspicions. Live video recording can be activated right after a detected human motion, and be recorded locally in the SD Card or to the cloud (Optional). Quick alerts will be sent to your phone as well. Never miss visitors or suspicious even when you are on the go. TWO-WAY AUDIO & VOICE MESSAGE: ZUMIMALL video doorbell can provide you real-time clear two-way audio with built-in microphone and speaker. Select a pre-recorded 30 seconds voice message for quick replies when you’re not available to talk or in a hurry. 1080P FHD CAMERA WITH NIGHT VISION: Whether it’s day or night, you can count on this wireless video doorbell camera to provide a clear view thanks to the 1080p FHD camera which coupled with the night vision and 166 ° Wide Angle view make it ideal for use throughout the day and night so you don’t miss a thing. WEATHERPROOF & Dual Storage Options: To make sure your protection stays up around the clock we use an IP65 Waterproof design. It’s safe to use in all weather conditions, which makes it ideal for use all through the year. It offers both Cloud Storage and local Micro SD card storage (32GB Micro-SD Pre-installed). Your friends and family can also receive live feeds through the mobile app after anthorization.