Belkin · Waterproof Phone Chargers & Cables
Belkin UltraCharge Slim Magnetic Power Bank
Power bank with standard electronics. No PFAS-typical materials detected.
Belkin power banks use lithium batteries and plastic/aluminum casings without known PFAS applications. No brand PFAS disclosure found; typical for consumer electronics category.
Shop Belkin on Amazon →Material
lithium-ion battery, plastic housing, aluminum casing
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
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
The UltraCharge Slim uses a lithium-ion battery cell (standard in portable chargers), plastic housing (likely polycarbonate or ABS), and aluminum or aluminum-alloy casing for structure. Lithium-ion chemistry itself is chemically stable when intact; the main risks are thermal (overheating, fire) and mechanical (puncture, short circuit) rather than leaching. Plastic housings in consumer electronics typically do not migrate additives into hands or food at room temperature, though degradation from heat or physical damage can accelerate minor leaching of stabilizers or UV absorbers.
The brand's record and disclosure
Belkin does not publicly detail chemical composition or PFAS-use statements for this product line. The company has no documented major recalls or safety controversies specific to the UltraCharge Slim power bank. Belkin operates under reasonable consumer-electronics safety compliance (UL/FCC certification typically required for battery devices in the US), but transparency on material sourcing remains limited compared to premium or purpose-driven brands.
How it compares in its category
Power banks are among the lowest-risk portable electronics for chemical hazard, since they do not contact food, skin for extended periods, or release gases during normal use. The Belkin sits in the mid-market; it competes against similar MagSafe-compatible chargers from Anker and Apple, all of which carry comparable lithium-ion and plastic-housing profiles. No category-wide material advantage or disadvantage is apparent for the Slim model versus peers.
If you buy it
Keep the device away from heat sources (direct sunlight, high ambient temperature above 35C), as lithium-ion battery performance degrades and fire risk rises in hot conditions. Do not puncture, crush, or expose to moisture. If the casing cracks, discontinue use to prevent internal short circuits. Charge with a compatible Belkin or certified USB-C cable and avoid leaving it plugged in unattended for days. Replace the unit if the battery no longer holds charge after 500 charge cycles (typically 2-3 years of normal use).
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.”
Lithium-ion thermal runaway and fire risk
All lithium-ion batteries carry inherent risk of overheating, fire, or rupture if damaged, short-circuited, or exposed to extreme heat. No specific failures are on record for this Belkin model, but the hazard class applies universally to lithium-ion chemistry.
Plastic housing leachables (BPA, phthalates, stabilizers)
Polycarbonate or ABS plastic housings in consumer electronics do not typically release harmful additives during normal handheld use. Risk is minimal unless casing is damaged and then heated; no reports exist for this model.
Aluminum casing corrosion and oxidation
Anodized or powder-coated aluminum casings are stable and inert under normal conditions. Minor white powder (aluminum oxide) may appear if casing is scratched and exposed to moisture, but this poses no toxicity risk to skin contact.
Electronic component off-gassing (VOC, solder flux)
Solder flux and circuit-board resins can emit trace volatile organic compounds, especially when new. Exposure is negligible during handheld use and dissipates quickly; no reported issues for this product line.
Battery swelling and casing rupture over time
Aging lithium-ion batteries can swell internally, applying pressure on plastic housings until they crack or pop. This is a wear mechanism rather than acute chemical hazard, but it signals time for replacement to prevent leakage or fire risk.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 72% 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.
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.