Amazon.com: (10-Pack) 1/3AAA 1.2V 150mAh Ni-MH Battery (Button Top) Replacement for Solar Lights Battery, Outdoor Solar Garden Art Light Battery, 1/3AAA-150NM-NT, GP-17AAAH, Sanyo N-50AAA, GP 1/3AAA-170NM : Health & Household
Midland Rechargeable Nickel Metal Hydride (NiMH) N Two-way Radio Batteries (2-Pack) in the Device Replacement Batteries department at Lowes.com