Kindly ensure you check your old battery type and be sure it matches this one before ordering. This battery is 12v and1.5v and Alkaline battery No need to throw your doorbell alwhen they no longer work. It is simply due to a worn out battery.if it is not that they are dama repfed,This replacement battery will rejuvenate youra doorbell again. . Now you have gotten one to use. This backup battery is designed to fit most Brand of doorbell. It can also be used for any doorbell type of product that requires a 12V battery. Do note that you must be sure your doorbell uses this type of battery first before purchasing. It is sealed Alkaline battery and it is never spill-able. Ensure you check your: doorbell to know the voltage rating. If your doorbell uses the 12volts You can use one of this Kindly ensure you check your old battery type and be sure it matches this one before ordering. This battery is 12v Alkaline battery No need to throw your doorbell alwhen they no longer work. It is simply due to a worn out battery.if it is not that they are dama repfed,This replacement battery will rejuvenate youra doorbell again. . Now you have gotten one to use. This backup battery is designed to fit most Brand of doorbell. It can also be used for any doorbell type of product that requires a 12V battery. Do note that you must be sure your doorbell uses this type of battery first before purchasing. It is sealed Alkaline battery and it is never spill-able. Ensure you check your: doorbell to know the voltage rating. If your doorbell uses the 12volts You can use one of this Kindly ensure you check your old battery type and be sure it matches this one before ordering. This battery is 12v A Noand battery1.5v need to throw your doorbell alwhen they no longer work. It is simply due to a worn out battery.if it is not that they are dama repfed,This replacement battery will rejuvenate youra doorbell again. . Now you have gotten one to use. This backup battery is designed to fit most Brand of doorbell. It can also be used for any doorbell type of product that requires a 12V and 1.5v battery. Do note that you must be sure your doorbell uses this type of battery first before purchasing. It is sealed Alkaline battery and it is never spill-able. Ensure you check your: doorbell to know the voltage rating. If your doorbell uses the 12 and 1.5voltsYoucan use one of this Kindly ensure you check your old battery type and be sure it matches this one before ordering. This battery is 12v and 1.5vAlkaline battery No need to throw your doorbell alwhen they no longer work. It is simply due to a worn out battery.if it is not that they are dama repfed,This replacement battery will rejuvenate youra doorbell again. . Now you have gotten one to use. This backup battery is designed to fit most Brand of doorbell. It can also be used for any doorbell type of product that requires a 12V battery. Do note that you must be sure your doorbell uses this type of battery first before purchasing. It is sealed Alkaline battery and it is never spill-able. Ensure you check your: doorbell to know the voltage rating. If your doorbell uses the 12volts You can use one of this