Easy to use & Mini Size - PEDILAX EDIACE small hidden camera that doesnt support Wi-Fi, simply inserts a micro SD card to recored the video. Note: The micro sd card need above C10 (Not included). 8GB-32GB micro sd card need format to FAT32 before use. 64GB and 128GB need format to exFAT before use. It doesn't support NTFS format micro sd card. PIR motion detection- When this spy hidden camera detects movement of people or animals, it will record a video when people or animals move close to it. When they stop moving, the camera will enter into standby and power saving mode, which ensures that all the videos recorded can be stored in your storage device.Note:The Pir motion detection can't work through the car windows.