This is the USB 1S LiPo Battery Charger for the Helimax 1SQ Quadcopter.
Plugs into USB port of PC or laptop, battery plugs into opposite end
Indicator light will be on and steady while the battery is being
charged and will flash slowly when the charge cycle is complete
Recharges battery in approximately 60 minutes
5V DC input
USB 1S LiPo Battery Charger