4 x 2/3AAA (Two Thirds AAA 30mm) Solar Light Batteries Rechargeable 1.2V NiMH 5060481785273 | eBay
Amazon.com: ULTRALAST ULN423AAASL - 2/3 AAA (Two Thirds Triple A Battery) Solar Batteries for Outdoor Solar Lights - NICAD 1.2 Volt, 150mAh, Rechargeable Battery Pack for Garden Lighting - Recharges Up to
2-Pk Rechargeable 2/3 AAA 300 mAh 1.2V Ni-MH Button Top Batteries - Products 4 Less