This is the Digitrax DH165K1A 1.25 Amp HO Scale Mobile Decoder Fits Many Kato Locos

Features:
DH165K1A fits many Kato HO Diesel Locomotives.

Compatible with Digitrax Sound Bug

Decoder Lock equipped

Specifications
Current Rating-Motor
1.25 Amp (2.0 Amps Peak)
Size
2.877in