G1 Helmet Night Vision Goggle NV Binocular 1920x1080P 4.5 Digital Zoom 940nm IR Head Mount Eyepiece infrared NV Goggles Device. Digital Zoom:4.5x. Angle Of View:30°. Exit Pupil Distance:40mm. F# for Objective lens:1.2. Video Output:240×536 resolution AMOLED. Imager CMOS:High-sensitivity Sensor. Imaager Size:1/2.9′. IR LED:3W Infared LED with 940nm. Micro SD Card:Support SDHC 4GB32GB SD Card. Hardware Buttons:Power on/off or ZOOM. Record:MOV file in SD storage. External power supply:TypeC 5V/2A. 2PCS 16340 rechargeable battery: 4V-7.4V (Non-Rechargeable). Battery life: 6 hours working time with IR off. 3modes:Video, Playback, Menu. 5 levels IR switch for USB power, 3 levels IR switch for battery. Auto Power Off (Off/3min/ 5min/10min). Language: English /French/ Spanish/Portuguese/Deutsch/9 LANGUAGES. OLED Brightness 4 Levels. Mount Head Strap 1. If you need more goods, but price is too high. If you want to order more items or you are wholesaler, you can make best offer with us, we will provide you best price. We can’t be responsible if you fail to read the description. We will be more than happy to answer any questions promptly. All products are checked and packed in good condition before dispatch. We will do our best to help you about the item.