PowerBoost 500 Charger - Rechargeable 5V Lipo USB Boost @ 500mA+ PowerBoost 500C is the perfect power supply for your portable project! With a built-in battery charger circuit, you'll be able to keep your project running even while recharging the battery!
SparkFun Sunny Buddy - MPPT Solar Charger This is the Sunny Buddy, a maximum power point tracking (MPPT) solar charger for single-cell LiPo batteries.
Adafruit Pro Trinket LiIon/LiPoly Backpack Add-On If you have a Pro Trinket you probably know it's the perfect little size for a portable project. This LiPoly backpack makes it really easy to do!
Power Cell - LiPo Charger/Booster The PowerCell board is a single cell LiPo boost converter (to 3.3V and 5V) and micro-USB charger in one.
PowerBoost 1000 Charger - Rechargeable 5V Lipo USB Boost @ 1A (1000C) PowerBoost 1000C is the perfect power supply for your portable project!
Adafruit Micro Lipo w/MicroUSB Jack - USB LiIon/LiPoly charger - v1 Oh so handy, this little lipo charger is so small and easy to use you can keep it on your desk or mount it easily into any project!
UBEC DC/DC Step-Down (Buck) Converter - 5V @ 3A output Your power supply problems just got SOLVED!
Pololu 24V Step-Up Voltage Regulator U3V50F24 These boost (step-up) voltage regulators generate higher output voltages from input voltages as low as 2.9 V.
Pololu 5V, 15A Step-Down Voltage Regulator D24V150F5 The D24V150Fx family of step-down voltage regulators are high-current synchronous switching regulators that generate lower output voltages from input voltages as high as 40 V.
Pololu 12V, 15A Step-Down Voltage Regulator D24V150F12 The D24V150Fx family of step-down voltage regulators are high-current synchronous switching regulators that generate lower output voltages from input voltages as high as 40 V.
LM2596 HV DC-DC Step Down Power Supply Module 4.5V- 60V Step-down to 3-35VThe high quality LM2596 HV DC-DC sep-down adjustable power supply module 4.5V - 60V step down to 3-35V.