Mudder® 25C 3.7V 380mAh LiPo battery upgaraded (4pcs) with 4-in-1 Battery Charger for Hubsan X4 H107C H107D H107L RC QuadCopter (Toy)
Delivered on time but ended badly product: LEDs should light when batteries but just to manipulate the charging cable connecting the switch to USB for trigger. I only used a charged battery with any other charger, it is suitable. The drone working we
