I. Precautions 1. Please read this manual carefully before using. 2. Use with care. Do not fall or squeeze hard ,Avoid damaging the machine. 3. Operating the product careful and standardized to avoid crashing the camera and damaging cable. 4. Customers' self -disassembly and artificial losses are not in the scope of warranty. 5. If the product is upgraded and there are individual differences between the instructions and the product, the company will not notify it separately, please know. II.Product Description 1. The product has a 3D sunshade. 2. Use the real color IPS LCD full perspective display, 4. 5 inch brightness 1500lux;5. 0 inches brightness (2000lux/2500Lux), Watch from different angles, the effect is ideal. 3. Built -in 4.5 inch 5000mA and 5 inch 8000mA Li battery. The battery usage can be clearly seen during use,4.5 inches battery life can be about 8.5 hours, 5 inches can last about 12 hours, and you can also use mobile power. 4. The camera uses ultra -HD sensor chip and million HD lens. The image clarity is high. 5. The camera has 6-12 IR night vision lights, and the lighting effect of the lamp is very good. 6. The camera with space aluminum shell is durable. 7. The camera uses a wide -angle 220 degree lens, and the viewing range is very large. 8. Products use imported glass fiber -specific detection cable, this cable is OD =1.8mmwaterproof, corrosion, and tensile resistanceit can bear about 100kg.