PowerThru 2-in-1 Charging Stand vs 700 Series Waterproof Wireless Phone Charger: which is safer?

CASETiFY PowerThru 2-in-1 Charging Stand is the clear pick. 700 Series Waterproof Wireless Phone Charger carries a failing PFAS grade, and we never recommend buying a failing product.

Our pick

Casetify

PowerThru 2-in-1 Charging Stand

PFAS grade

B 85/100

Overall grade

C 77/100

Verdict

Buy

Hazard flags

⚑ 2

Material

Plastic/aluminum charging stand, typical electronics materials

Confidence

62%

PossibleElectrical contact corrosion or degradation

PossibleVolatile organic compound off-gassing from molded plastics

Why this gradeBuy

Tech21

700 Series Waterproof Wireless Phone Charger

PFAS grade

F 40/100

Overall grade

F 28/100

Verdict

Skip

Hazard flags

⚑ 3

Material

plastic base with unspecified waterproof coating

Confidence

45%

PossibleWaterproof coating leaching (unidentified chemistry)

PossiblePlastic substrate degradation under moisture

PossibleElectrical safety if seal is breached

Why this grade

Both products run through the same public rubric: materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →

More waterproof phone chargers & cables: see the full ranking