Warm Tip: Please charge it for 1-2 hours before using(it takes about 2 hours if charging by computer USB port and one hour by wall charger.) Features: 1. easy to operate and easy to carry. Looks like a pen , no one will know that its a camera 2. Support Micro SD/TF card up to 32GB (16G Micro SD/TF Card Included) 3. The built-in lithium battery lasts for about 60-75 minutes 4.Dont have wifi function for this pen camera. so it can not see from your cell phone, please pay attention this. Package Include: : 1*HD1080P Pen Camera 1* 16G TF Card 1*User Manual 1* USB Cable 1* 6.2" free gift IOS/Android keychain charging cable 5* refills Notice: 1. dont have retail box for this pen camera, please pay attention to this. 2.This pen camera auto save every 10 minutes videos to a file to avoid loss any important video.