Specification:
Epoxy sealed waterproof housing (IP68)
Lightweight, compact, convenient to use and transport
Non-isolated
With overload / over-current / over / low voltage protection, stable performance
Auto recovery
Input voltage: DC 12V nominal, will operate on any input voltage from 8V to 23V DC
Output voltage: 5V
Maximum output current: 3A
Maximum Output Power: 15W
Efficiency: > 90% 
Operating temperature: -25C ~  + 8 0 C
Case color: Black
Waterproof rating: IP68

Package Included:
2x DC Step Down Converter