Arlo Pro is a 100% wire-free indoor/outdoor security camera with rechargeable batteries and audio and can be added to any Arlo base station system. Arlo Pro includes rechargeable batteries, motion and sound-activated alerts, 2-way audio, a 100+ decibel siren, and 7 days of free cloud HD video recordings. Arlo covers every angle to help keep you safe and protected. Note: Place the camera within the WiFi’s range for the device to work effectively. Operating temperature -4° to 113° F (-20° C to 45° C)