USB Wall Charger, Dual Port USB-DC Charging Cable & USB Power Adapter for Heated Products 7.4V Li-Polymer Battery

5V USB transfor 8.4V DC Link line
Compatible battery model: Works with 7.4V li-polymer battery SWB01 (2200mAh), SWB03 (3000mAh), SWB07 (4400mAh).
Charging(red light), fully charged(green light). The battery with overcharge protection, charging stops when fully charged.

5V transfor 8.4V  battery Link line

5v transfor 8.4V Link line

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