Holy Stone 4 in 1 Drone Battery Charger with Cables RC Quadcopter Work for Holy Stone HS170 F181C F181W HS110 HS200 U818 HS177 HS170G HS170C F180W Charging status: The indicator light on the 4-in-1 charger keeps on during charging and it will turn off if the battery is fully charged. Can NOT work with HS230, HS110D, HS200D, HS100, HS150 Can Charge 4 Batteries at the Same Time Charging time: 60- 90 minutes. You can connect it to a PC port or a phone adapter (5V,0.5-1A)