Pen type red light source / red light pen model; 
HAD-DVP-1660 is a pen test red light source specially designed for on-site construction personnel who need fiber-optic obstacle finding, connector inspection, and fiber tracking. The red light source has many advantages such as long use time, firm and reliable structure, and various functions. It is an ideal choice for on-site construction personnel.
Hiking backpack is made from rip-resistant nylon fabric, Adjustable breathable straps can fit your body properly. It has many pockets and internal zippered pocket for different items. Perfect for day trips, vacation, travel, school, camping, and shopping.
Mountain Hiking Backpack,Mountain Backpack,Professional Hiking Backpacks,Hiking Backpacks
Longzhao Technology (Guangdong) Company Limited , https://www.gdprincebag.com