BTG 3.7v 500mAh Li-po Battery(5PCS) and 1 to 5 Balance Charging Cable and 1 to 2 USB Balance Charging Cable for Walkera ladybird Hubsan X4 H107 H107C H107D 3.7v 500mAh Li-po Battery(5PCS) and 1 to 5 Balance Charging Cable and 1 to 2 USB Balance Charging Cable for Walkera ladybird Hubsan X4 H107 H107C H107D