Price history on Walmart.com for
Solar Control Circuit Board, Solar Power Charging Module Durable For Outdoor
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Solar Control Circuit Board, Solar Power Charging Module Durable for Outdoor Specification: Item Type: Solar Lamp Controller Material: Glass Fiber Size: Approx. 25 x 15mm / 1 x 0.6in Voltage: 3.7V (lithium battery), 5V (solar panel) Package List: 1 x Controller 1 x Storage Box
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