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Circuit Board
21000mAh Power Bank Charging Circuit Board for Smart Phone & DIY Cheap Rate
21000mAh Power Bank Charging Circuit Board for Smart Phone & DIY Cheap Rate
$34.33
$52.86
Product Introduction Apply Battery Type:18650 battery (not include) Output Voltage:5V/2.1A Input Voltage:3.2V-5V Circuit height: approx 62mm Circuit width: approx 13mm Weight: approx 2.8g
Circuit Board
Circuit Board
21000mAh Power Bank Charging Circuit Board for Smart Phone & DIY Cheap Rate
$34.33
$52.86
