Hearing Aid Care FAQs

This guide answers common questions about hearing aid drying, moisture management, cleaning and everyday care. It is designed to help hearing aid users understand how to care for rechargeable and battery-powered devices safely and effectively.

Hearing aids are exposed to humidity, perspiration, wax and condensation throughout the day. A consistent care routine can help keep them dry, clean and performing reliably.

What is the best way to dry hearing aids?

A purpose-designed hearing aid dryer provides controlled airflow and gentle warming to help remove everyday moisture.

The dry-cap uv 4® uses temperature and humidity sensors to automatically select an appropriate drying cycle.

Can rechargeable hearing aids stay in their charger while drying?

Yes.

Compatible rechargeable hearing aids can remain in their charging case during the drying cycle.

The open design allows the charging cable to stay connected, so hearing aids can charge and dry at the same time.

Can I dry hearing aids overnight?

Yes.

Drying can easily form part of an evening hearing aid care routine.

SMART mode automatically selects a drying cycle of approximately:

  • 90 minutes

  • 120 minutes

  • 180 minutes

For additional drying, MAX mode provides a longer cycle.

Is the drying heat safe for hearing aids?

The dry-cap uv 4® uses gentle, controlled warming and airflow, rather than high temperatures.

Built-in sensors help regulate the drying cycle automatically.

What does the UV light do?

The dry-cap uv 4® includes UV light as an additional hygiene feature during the drying cycle.

Which hearing aids can be used with the dry-cap uv 4®?

The open design accommodates many common hearing devices, including:

  • RIC hearing aids

  • BTE hearing aids

  • ITE hearing aids

  • Rechargeable hearing aids and charging cases

  • Cochlear processors

  • Selected earbuds and hearables

Always make sure the hearing aid or charging case fits comfortably within the drying area.

How should wax and debris be removed from hearing aids?

Visible wax can be removed carefully using the cleaning tools recommended for the hearing aid.

For small areas such as microphone openings, vents and other delicate components, the vac-clean uv 2.1® uses focused suction to help remove loose wax, dust and debris without pushing material further into the device.

How often should hearing aids be dried?

The dry-cap uv 4® is designed to be used regularly as part of your daily hearing aid care routine.

Drying is particularly useful after exercise, perspiration, humid weather or prolonged daily wear.

Always follow your hearing aid manufacturer’s care recommendations.

A Simple Hearing Aid Care System

Earski combines two complementary technologies for routine hearing aid maintenance.

1. Smart Drying

The dry-cap uv 4® helps manage everyday moisture and condensation using gentle airflow, controlled warming and intelligent sensor technology.

2. Precision Vacuum Cleaning

The vac-clean uv 2.1® uses focused suction to help remove loose wax, dust and debris from delicate hearing aid components.

Together, they provide a simple approach to routine hearing aid care at home.

Why Earski?

  • NZ stock
    Products available locally in New Zealand.

  • Free NZ-wide shipping
    Simple delivery throughout New Zealand.

  • 2-year warranty
    Added confidence with your purchase.

  • Specialist hearing aid care products
    Selected specifically for modern hearing aid maintenance.