PROTOTYPE STAGE:

Single charging pathway (complete)

4 independent charging pathways (complete)

Adding wattmeter (complete)

ADDING FEATURES:

Adding static protection chip (complete)

Adding ferrite bead (complete)

Overheating protection (complete)

Over-current and short protection (complete)

Reverse polarity (complete)

CASING:

Aluminum top and bottom plates - third party manufactured (complete) 

FR4 Middle layers, glued - third party manufactured (complete)

Full feature product (complete)

TESTING STAGE:

Testing: thermal, noise testing - third party reviewer (complete)