EFLC1008 1S USB Li-Po Charger, 300mA | The RC Shop at Dr Dans

Covenient-use anywhere a powered USB port is available
DC Input: 5.0V 350mA
Works with a USB computer port, USB car charger adapter, or a USB AC power charger adapter
DC Output: 4.2V 300mA
Charges most 1S batteries using E-flite ultra micro connector