How much does this cost to the nearest dollar?

CERRXIAN Ethernet Surge Protector RJ45 Coupler Female to Female Network Surge Protector Outdoor Arrester Protection Device Extension
PROTECTION EQUIPMENT - The Network Surge Protector Suppressors protects against network surges.Insert a Network Surge Protector in your network cables, to prevent network surging.This is a good insurance policy for your expensive router and outdoor POE antenna. EXTENSION - Use this RJ45 Coupler to connect two network cables into one longer network cable. When your network cable is too short and needs to be extended, using this dual-pass is a very good solution.Data transmission rate SURGE PROTECTION - Built-in 8 TVS anti-detonator, prevent lightning and other abnormal current through the network cable damage to your computer equipment. HIGH QUALITY - Fixed interface shielding external EML,R

Price is $11.00

Price: $10.99