Wokyo 4PCS 312 Rechargeable Hearing Aid Batteries, Size Button 312 Rechargeable Batteries for Amplifiers Battery Charger Case, Must Be Used In The Same Brand Hearing Aid Charging Box

Product description

• Note The button batteries can only be charged with Wokyo brand hearing aid charging cartridges, using other brands of charging box will not only be incompatible but may also cause accidents. Therefore, please make sure you have a Wokyo charging case to use with the batteries when you purchase it separately!
• Convenient to carry This product is designed to be compact and convenient for you to carry around, and you can charge your hearing aids at any time to ensure that your life runs normally.
• Battery Capacity 15maH Battery Capacity is 15maH, up to 15 hours of use on a 6-hour charge time,(For Bluetooth hearing aids, It can only be used for 4 hours after the battery is fully charged.) Moreover, it can be used with USB charging cable for cyclic charging, provide your hearing aid equipment with charging help for a long time whether at home or traveling.
• Environmentally One rechargeable battery can be used for 300-500 times 2-3 yearsdisposable battery usage. The use of rechargeable hearing aid batteries canreduce 50-200 discarded cisposable batteries ayear and reduce environmental pollution.