Ni-MH Battery for all KX-TG2300 Series Phonesand 5.8 Series Handsets * NI-MH Battery * Dimensions (H x W x D): 1.0'' x 1.0'' x 1.0'' * Weight: 0.128 lbs * Can Be Used on All KX-TG2300 Series Phones and All New 5.8 Series Handsets
Panasonic HHR-P104A/1B Batteries. It has three AAA cells in a black casing with two contacts on the end. * High performance, lightweight replacement batteries
…* Handset will work with any multi-handset Panasonic KXTG5600 series cordless phone as an addition or replacement * 3-Line backlit LCD on handsets * Speakerphone * Keypad * Replacement Battery: HHR-P104