Replacement Uniden TRU8866 Battery Replacement battery for 5.8GHz Uniden cordless phone systems. Looking to replace an aging or faulty TRU8866 cordless phone battery? Featuring overcharging and short circuit protection. Rechargeable for over 1500+ full cycles.
- Model: BT-446 Battery (used in TRU8866 phones)
- Voltage: 3.6V
- Capacity: 800mAh
- Chemical Composition: NiMH
- Dimensions: 31mm x 46mm