This is a a light weight LiFePO4 battery pack. It's in the same form factor as the popular 12V 7Ahr Lead acid battery, only half the weight and 30% more power!
Intelligent charger designed for any 25.6 V (8 cells) LiFePO4 Battery pack with capacity greater than 2000mAh
Indoor GPS Starter Kit featuring one Modem and five Beacons to get your project running. Accurately position your robot to a couple centimeters indoors! Indoor Positioning System (IPS)
This small synchronous switching step-down (or buck) regulator takes an input voltage of up to 38 V and efficiently reduces it to 5 V. The board measures only 0.7″ × 0.8″, but it allows a typical continuous output current of up to 5 A.