Specification: Condition: 100% Brand New Item Type:Hearing Aid Dryer Material: ABS Scope of application: specially designed for hearing aids and other precise electronic products in daily drying and dehumidification How to use: 1) Clean the water stains and stains on the surface of the hearing aid and other electronic products, open the battery compartment of the hearing aid to remove the battery, keep the battery compartment open, place it in the dry box and cover the box 2) Plug the USB interface into the 5V output adapter and connect it to the power supply. The power indicator lights up. 3) The timer dryer can work for 4 or 8 hours by pressing 4H or 8H Power supply: DC5V 1A. Rated power: temperature range: 40°C ± 5°C. Note: 1) There is no flammable gas or dust in the ambient air. 2) Before the hearing aid dries, surface stains and water stains must be wiped off. Open the battery compartment and remove the battery. 3) Do not dry for more than 12 hours a day. 4) If the machine has been contaminated by leaked batteries, please dry it after cleaning. 5) When the electronic dryer is switched on. During operation, it is strictly prohibited to cover the housing. 6) When the dryer is finished, please unplug the power plug of the adapter in time; 7) Self-disassembly and maintenance are strictly prohibited. Package list: 1 x Hearing Aid Dry Box