***Use only a high speed Class 10 FAT32 empty Micro SD Card . The camera supports up to maximum of 128 GB . 8GB /16GB/32GB Default Format is Fat32. 64GB/ 128GB Default Format is Exfat or others, It will be format to Fat32 while it be used first time in camera .(Inserted the sd card into the camera , long press the power key for 3 seconds , a Blue led is on then a Blue/Red led flash few times then turns off ) pecification: ✔Protable Mini Camera: A very common daily use pen, with free combination of pen and ball pens, it can be clipped on the notebook or shirt pocket. Wonderful camera for a business meeting, lecture class, conference or traveling. ✔Easy To Use: It is very easy to use, because it has only one operation button. After pressing the button, recording will start automatically and stop when the button is pressed again. You can connect to the computer via USB cable to view video. ✔HD 1080p video and high-resolution: ▪This cameras equipped with both 1080p HD video shoot. The mini camera generates 1080p color HD video at 30 FPS. ✔Update Model: this pen camera is an upgrade camera. it has 3 functions: take photo, record video and record audio. others maybe only has video recording function. Product name: Mini Camera Features:Loop recording; snapping Video Resolution: 1280 x 720P, 1920 x 1080P Image Pixel: 4032x3024 Pixel: 12M Video Format: M-JPEG,AVI Video Coding: M-JPEG Picture Format: JPG Image Proportion: 4:3 Charge Voltage: DC 5V 1A/2A Battery Type: Li-polymer Battery Charging Time: About >1.5 hours Memory Medium: Micro--SD Card (TF Card), up to 128GB (not included) Interface: MINI 8pin USB, TF card slot Support system:WindowsME/2000/XP/2003/ Visa,MacOS, Content: 1* camera recorder 1*charging cable 1* manual 1080P HD Mini Camera Pen 3 in 1 Pen Camera Take Photo Record Video Record Audio Full HD 1080P Support clear 1080P FHD video recording，Record important content.Bring you high-quality imaging. lmprove your work efficiency Easy to Carry You can hold this body camera in your hand.clip it onto your book and more.it will accompany you in wonderful moments record your daily life lt's a real pen You can hold this body camera in your hand。clip it onto your boolk and more. Easy To Use and Set Up One Touch On/Off -Long press the button 3 seconds to turn on the pen camera - Short press the button once to turn off. Newly Designed,External storage Enables to Access Computer Data Directly Memory Card interface Maximum support 128GB Loop file saving automatically delte old files and save newones. USB DC5V Charging port HOW TO USE Turn On the Pen Camera:Long press the power button for 3seconds to power on the camera To Take the Photo:Short Press the power button 1times to take 1 photo To Take the Video and Audio:Quickly Press the power button 2times to begin recording