Handy little ABY switcher. This is a super easy way to run two amps and manage what's happening. The switching is passive, the battery just operates the lights.  

Model: Leem AB-200 'The Connection'
Made: China, mid 2000s
Type: ABY/switching
Power: 9v battery (powers LEDs only)
Switching: buffered bypass
Equivalent new street price (approx): $59
Mods: none
Accessories: no box or manual
Condition notes: used, few little marks, very good condition