1 amp DC power supply/12 watt

12 volts, DC, 12-watt, 1-amp voltage-regulated, and circuit-protected power supply
Able to handle 1 to 26, 40mA lights. Suitable for a single room box or displays

CR2S sells only DC-regulated power supplies.  Unlike older transformers, you can buy a larger, more powerful unit without worrying about your lights burning out.  All of these power supplies put out a constant 12 volts, and all are UL and RoHS-rated and approved. Handles up to 26, 40 mA. lights