Power requirements:

USB C power connector, it will plug directly into any USB C port and work properly. It can also work with USB A if used with an adapter (not all adapters are created equal, we would suggest ours).

Wire Length: 36" 
Power type: USB C w/ wire attached

• New optimized temperatures
• Temperature probe to read the actual temperature
• Pressed on button
• Powered off of USB C ports
• New lower price

Please note that the new unit reads actual heating element temperatures in Celsius. The heating elements, in the sleeve will heat your BATTERY to 100 Degrees(60), 90 Degrees(50), 80 Degrees(40) for each respective setting. The temperature probe reads the temperature of your sleeve, and is displayed in real time.

This will expand to fit up to: 3, 1s lipos OR 2, 2s lipos, OR 1 4s lipo

This does have 4 heating elements one on each side, this ensures equal and controlled heat distribution. 
*Degrees are in Fahrenheit, and approximate. Many factors control the temperature of the unit.