Photo 1 of KBT 3.7V 3000mAh Rechargeable Li-ion Battery with JST 2.54 2Pin Plug, Charging Cable for Voice Power Amplifier, Speaker

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Photo 1 of KBT 3.7V 3000mAh Rechargeable Li-ion Battery with JST 2.54 2Pin Plug, Charging Cable for Voice Power Amplifier, Speaker