TENMARS TM-901N LAN Cable Tester (RJ-45; 255m)

Connector type: RJ-45
Cable category: LAN cable (UTP, STP),cable.
Wire-map test: Detects opens, shorts, miswires, split pairs
Length test: up to 255 M (836 ft)
Length resolution: 0.1 m (ft)
Length units: Meter and Foot
Accuracy: +/- 10% + 1.0M (3 ft)
Power    9V batteryx1    
Dimensions (L x W x H)    130 x 56 x 38mm.    
Weight    About 160g    
Accessories: User’s manual, battery, Carrying case,Test Cable x1, Remote ID (1) x1