Yes. I have never seen a cordless phone that you need to put batteries in. Most of them you just put the phone on the base when you are done talking and then you can charge it.
Cordless phone batteries range usually anywhere from $3.95 on up. Their are many places that provide battery shopping online or in store.
HHR P104 are replacement batteries for a Panasonic cordless phone. You can get more information on them almost anywhere cordless phones and batteries are sold or from Panasonic directly.
Yes, Radio Shack does carry replacement phone batteries. Here's an example listing: http://www.radioshack.com/pwr/product-reviews/Power-Batteries/Phone-radio-communication-power/Cordless-phone-power/RadioShack/p/2103196-3-6V-1200-mAh-Ni-MH-Cordless-Phone-Battery.html .
It can be easy to mistake the wall of cordless phone batteries featured in most electronics stores and big box retailers for the cell phone battery you're looking for. Even though there aren't that many people out there who still use land lines, the cordless phone industry still makes quite a few small batteries that fit specific phone models. When you look for a battery for your cell phone, make sure the specific model you need is listed as a model supported by that battery before you make a purchase. Some cordless batteries look deceptively similar, so shop carefully.
You will find the best place to find batteries for cordless phones is going to be online though many different websites. If you prefer a store to visit then radio stack will be your best bet.
You can buy cordless phone replacement batteries from online stores such as Amazon.com. However you will need to know what kind of battery is in your phone, which means taking it apart.
A cordless phone may be purchased at any electronics retailer or general purpose mass retailer. These include Future Shop, The Source and Target stores.
Unplug bases and pop out the batteries from the handsets. Maybe replace batteries in handsets.
One can buy a DECT cordless phone at various places. DECT is an acronym for Digitally Enhanced Cordless Telecommunications, which is a digital communications standard for creating cordless phone systems. These phone can be bought on websites like Best Buy or Walmart or Amazon.
Most hardware stores, such as ACO Hardware, Sears, and the like sell cordless drill batteries. A good rule of thumb is that any store that sells cordless drills will also sell the batteries. You can also buy them at large online retailers like Amazon and even from eBay, although a second-hand battery purchased from eBay may be of suspect quality.
Batteries Plus offers a wide selection of long lasting, quality batteries for your Samsung laptop, camcorder, cell phone, digital camera, film camera, cordless phone, small electronics devices, and much more.