★★ (Operation Unconfirmed) Thank you for viewing. Please understand that this is a used item. I was able to confirm that the red lamp came on when the power cord was plugged in. ★★ HO gauge Kaieda power pack, DC 16V output, with slow/fast adjustment function. - Brand: Kaieda - Model: HO Power Pack - Output Voltage: DC 16V - Input Voltage: 100V 50/60Hz 17VA - Adjustment Function: Slow/Fast adjustment This is an "HO power pack" for model trains. This device converts household AC current to DC 12V and is used to control the speed and direction of model trains. Product Name: HO Power Pack (Made by KAIEDA MODEL, Tenshodo brand) Functions: Speed adjustment for model trains (from SLOW/OFF to FAST) and direction switching (reverse switch) Input/Output: Input is 100V 50/60Hz, output is DC 16V Features: Various operations are possible due to the starting voltage adjustment and 2-direction function.