Waterproof PU Laptop Bag Inner Bag with Power Pack, Size:13 / 14 inch(Black) Magnifier & Microscope Scope of application: This cross-star

Scope of application: This cross-star light illuminates in a straight line

Recording indication

It can transmit 600 meters by using common video cable

Using RGB high-brightness LED light source

MAX/MIN display

Waterproof PU Laptop Bag Inner Bag with Power Pack, Size:13 / 14 inch(Black) Magnifier & Microscope Scope of application: This cross-star1. Material: waterproof PU leather 2. Inner: fleece lining 3. Specially designed for laptops, fitting the body without loosening 4. Thick plush lining, soft and scratch resistant 5. Comfortable hand feeling, long term use without tired hands 6. Waterproof, dirt resistant and easy to care, just wipe clean 7. The design of the pull bar on the back is convenient and labor saving 8. Can be carried on one shoulder, switch at will 9. Equipped with a large