Amazon.com: ULTRALAST UL18500SL-4P 18500 Battery – FREE PLASTIC STORAGE CASE AND FOUR BATTERIES. Lithium Phosphate Rechargeable Batteries - 3.2 Volt, 1000mAh LIFEPO4 Batteries for Outdoor Solar Lights NOT AA SIZE : Health & Household
Lithium Phosphate Charger + 2 x 18500 3.2 Volt LiFePO4 Batteries (800 mAh)
Amazon.com: HQRP Battery 4-Pack 1200mAh IFR-18500 18500 3.2v LiFePO4 Compatible with Solar Garden Landscape Patio Light Spotlight Rechargeable with Button Top 54mm : Tools & Home Improvement
Hampton Bay Lithium Phosphate 1000mAh Solar Rechargeable 18500 Batteries (2-Pack) 79910 - The Home Depot