Warranty 6 Months , Battery Type: P 675. Suitable For: Mild To Moderate.with Maximum Gain of 50 db Sales Package - 1 Hearing Aid, 3 Earplugs of different size, 2 Button Cell, 1 Instruction Manual. Please read the Instructions Manual before using the Product. In case any problem with Hearing Aid, you can write to us directly and get your problem /grievances addressed immediately. Use - contact seller option to raise your concern. Customer has to send the hearing aid to our address for any issues , Warranty not covered for Physical Damage / Wet