| Compatible Brand | Ring |
|---|---|
| Power Source | Battery |
| Response Time | 1ms |
| Color | White |
| Year Manufactured | 2020 |
| Smart Home Compatibility | Amazon Alexa |
| California Prop 65 Warning | No |
| Brand | Ring |
| Type | Door Sensor |
| Unit Type | Unit |
| Manufacturer Warranty | 1 Year |
| Item Height | 2 in |
| Voltage | 3 V |
| Model | 2nd Gen |
| Connectivity | Wireless |
| Features | Battery |
| Smart Home Protocol | Wi-Fi, Z-Wave |
| Item Weight | 0.2 lbs |
| Operating Sound Rating | 130 dB |
| Location | Indoor Only |
| Surveillance Technology | IP/Network |
Check the listing for details. Ring Alarm Wireless Contact Sensor - 2nd Gen / White / 2 Pack / NEW SEALED. Color: White, Condition: New. Listed at 54.98 USD. The Ring Alarm Wireless Contact Sensor is a 2nd generation device in white color, designed for monitoring doors and windows in a home. It operates on battery power and provides wireless connectivity through Wi-Fi and Z-Wave protocols. This 2-pack of sensors from the trusted brand Ring comes sealed and ready to be incorporated into a smart home surveillance system for added security and peace of mind.