0.25STrigger: equipped with a ensitivity PIR motion monitoring system. WIFI Signal & APP Control: Supports 2.4Ghz wireless Wi-Fi and Bluetooth connection. So you can directly view or download the trail camera photos & videos on the mobile phone. No monthly fee. No need to climb a tree to remove the camera.Easy to Install & Multiple Applications: Wildlife trail camera has multiple recording modes and functions beyond your expectations. You can easily browse or download photos or videos of hunting game camera on computer or smartphone via sd card reader. It's also very friendly for people who are not good at using gadgets. Ideal for trail hunting, home security, field research, wildlife monitoring, reconnaissance, and farm security.