... . With the ultra low power consumption technology, it can work up to 7 hours continuously when the digital zoon level is ... 1x. Combined with the digital zoon function, it supports up to approximate 16x magnification. Camera is centralized, so you will ... :8kg 6units/one cartonWe aslo supply desktop CCTV magnifier,3.5" and 4.3" LCD Portable Magnfier,please kindly check our website to ...