ENER-J Smart Pro 2 Wireless Doorbell With 9600 MAh Batteries 

• Crystal Clear 2K HD & 10000mAh Battery: With 2K Full HD resolution, you can view video and image extra sharp. The digital WDR helps the wireless doorbell camera record everything clearly even in back lighting. Our PRO 2 Series video doorbell has been upgraded to 10000mAh battery, so you don’ t have to charge the battery frequently.
• PIR Human Detection & Superb Night Vision: This wireless video doorbell adopts 5 levels of motion sensitivity and sensitivity accurately. With advanced PIR human detection and 135°viewing angle, the wireless wifi doorbell camera wakes up in less than one second and sends notification simultaneously when people is detected, reducing false alarms up to 90%. This wifi video doorbell camera can switch day/night mode in the light of environmental light.
• Easily set up in minutes & Stable WiFi connection: ENER-J's PRO 2 Series WiFi wireless video doorbell takes less than 5 minutes to set up. You can put the chime (not included) up to 15 meters away from the wireless doorbell. With the newest HiSilicon WiFi module, this video doorbell wireless covers WiFi range up to 25 meters; you will get a extremely stable WiFi connection.
• Two-Way Audio & Remote Access: With a microphone and speaker built in the video doorbell, you can receive a video call to hear and speak to visitors at your door via ENERJSMART APP no matter where you are. This video doorbell with chime also supports a pre-recorded 30 second voice message, so that you can catch every visit even when you are not home.
• SD Card/ Cloud Storage & IP66 Waterproof: This wireless doorbell camera supports SD card up to 128GB (not included) and cloud storage (1 month free option), convenient for recordings. With high quality waterproof lens built-in, the video doorbell 2K fears no wind, rain or dust, working well in -20?~50?.