12VDC, 2 Amp, power supply with center positive polarity for general project use.
CR1225 12mm 47mAh coin cell batteries. Perfect small battery for miniature sensor node applications.
This is a 9V battery pack with on/off switch and a 2.1mm barrel plug, you get both parts and will have to solder them together. Use this to battery-power your Arduino (or other electronic projects).
This is a really nice power supply. It's a switching DC supply so its small and light and efficient. It is thin so it fits in power strips without blocking other outlets.
It's a nice quad-AA battery holder, with 6" leads.
A nice 6AA Battery holder in black plastic with wire leads.
The NCP1402 is a 5V Step-up DC-DC converter. This breakout board will accept voltage inputs between 1 and 4 Volts and output a constant, low ripple 5V output capable of sourcing up to 200 mA.