This is a brand new SX-40 140 - 525MHz Cross Needle SWR & Power Meter.

• 140-525MHz 
• Impedance 50 Ohms
• Power 0 - 15W / 0 - 150W switched
• Measures forward / reflected power + VSWR
• Sensitivity 3W for full scale deflection
• Accuracy 10% at full scale
• Sockets SO-239
• Size 85 x 87 x 95mm
• Weight 280g