Smartdevil · Waterproof Phone Chargers & Cables
8-in-1 Waterproof USB Fast Charger
Skip. Waterproof coatings often contain PFAS; brand silent.
USB charger with waterproof treatment from unknown brand. No PFAS disclosure or certification available. Coating type undisclosed, raising concern about potential PFAS use in water resistance.
The safe swap
Casetify
CASETiFY PowerThru 2-in-1 Charging Stand
85/100 safety
Same rubric that flunked this product. The swap earned its B.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
Plastic housing with unspecified waterproof coating
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Waterproof / stain-resistant treatment
water-repellent coating treatments have historically used PFAS.
Category baseline
other is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
The full breakdown
What it's made of and why it matters
This charger uses plastic housing with an unspecified waterproof coating. The coating chemistry is critical: many waterproof sealants applied to consumer electronics contain PFAS (PFAS "forever chemicals") to achieve water resistance. Without disclosure of the coating type, you cannot determine if it contains Teflon-type coating, Teflon-family coating, or other long-chain fluorinated compounds. The plastic body itself is likely polycarbonate or ABS, which are generally stable but can degrade if exposed to high temperatures or certain solvents.
The brand's record and disclosure
Smartdevil's public stance on material transparency and chemical safety is not well documented in major safety or consumer databases. The brand has not publicly disclosed the waterproof coating formulation or provided third-party certifications (such as FCC, RoHS, or restricted substance declarations) that would clarify what chemicals are present. This silence on a safety-critical component is a red flag: responsible brands disclose coating materials, especially when they affect water resistance in a product touching skin and devices.
How it compares in its category
Fast chargers with waterproof ratings typically use one of three approaches: conformal coatings (acrylic or urethane-based, lower PFAS risk), silicone sealants (generally safer but less durable), or fluorinated polymers (higher PFAS risk but most durable). Premium brands like Anker and Belkin often specify their coating type or avoid water-resistance claims unless certification is available. Smartdevil's lack of specificity places it in the middle-to-lower transparency tier for this category, making direct comparison difficult.
If you buy it
Keep the charger away from prolonged submersion or saltwater exposure; waterproof ratings on consumer electronics are often splash-resistant, not truly waterproof. Store in dry conditions to prevent moisture accumulation in ports, which can degrade internal solder joints and accelerate plastic degradation. Inspect the housing periodically for cracks or coating wear; once the waterproof layer is compromised, water can reach circuitry. Replace the unit if charging becomes slow, the connector feels loose, or physical damage exposes the interior plastic.
Beyond PFAS: other things we checked
Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”
PFAS in waterproof coating
Unspecified waterproof coating is the most likely source of PFAS exposure. Common waterproof sealants on consumer electronics use fluorinated compounds; Smartdevil's silence on this ingredient suggests either uncertainty or use of standard (often PFAS-containing) materials.
Plastic leaching and degradation
Plastic housing (likely polycarbonate or ABS) can degrade over time with heat exposure (e.g., from fast charging in warm environments), potentially releasing monomers or oligomers. Risk increases if the waterproof coating is compromised, allowing moisture to accelerate polymer breakdown.
Electrical safety and burn risk
Fast chargers are high-current devices; poor internal component shielding or insulation degradation under moisture can create short-circuit or overheating risk. Waterproof coatings, if applied incorrectly, may trap heat inside the housing and degrade internal epoxy or insulation resins.
Coating adhesion failure
Waterproof coatings on plastic can delaminate or peel with thermal cycling (heat from charging, cold from storage). Once coating fails, water penetration risk increases sharply, and exposed plastic edges may shed microparticles.
Lack of third-party certification
No evidence of FCC, CE, RoHS, or restricted substance testing disclosed. This is a common gap for budget-tier chargers and makes independent verification of material safety impossible for consumers.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 35% confidence. It is not a lab result.
No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.
The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.
Formulations and coatings change between production runs. Always check the current label before buying.
Safer alternatives in Waterproof Phone Chargers & Cables
Casetify
PowerThru 2-in-1 Charging Stand
Plastic/aluminum charging stand, typical electronics materials
No PFAS risk signals identified.
⚠Brand says nothing about PFAS
Casetify
Chiikawa D2 x CASETiFY PowerThru Magnetic Wireless Charger
Wireless charger, metal and plastic components
Electronics charger with no known PFAS risk signals identified.
⚠Brand says nothing about PFAS
Casetify
Miffy PowerThru 2-in-1 Charging Stand
Plastic, metal, likely silicone or TPE
Likely lower concern; no disclosed PFAS use in typical charging stands.
⚠Brand says nothing about PFAS
More waterproof phone chargers & cables grades
How we score: every product runs through the same public 0–100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.