User Manual
4
Battery Warnings and Guidelines
Installing the Transmitter Batteries
3
4
1
2
6
7
5
Battery Charging
Install Discharged
Flight Battery
Flashing When Charged
Remove Charged
Flight Battery
Solid While Charging
Make Sure Flight Battery is Charging
Install Discharged
Flight Battery
Flashing When Charged
Remove Charged
Flight Battery
Solid While Charging
Make Sure Flight Battery is Charging
Install Discharged
Flight Battery
Flashing When Charged
Remove Charged
Flight Battery
Solid While Charging
Make Sure Flight Battery is Charging
Solid LED while charging
Flashing LED when charging is almost complete
No LED when charging is complete
Note: When transmitter charging LED continues to flash after flight
battery is removed, replace transmitter batteries. When charging a
flight battery requires longer than 20 minutes, transmitter batteries
may require replacement.
An optional flight battery charger, Celectra 4-Port Charger with AC Adapter
Combo (EFLC1004AC) is available from www.horizonhobby.com.
Installing the Flight Battery
Note: Keep helicopter still
after connecting flight
battery to let helicopter
gyroscope calibrate. Make
sure the throttle control
stick is fully lowered for 3
seconds to arm the throttle
for flight. Throttle trim may
need to set at neutral or
lower.
Align red dots and
push helicopter
connector on
flight battery.
Once LED goes solid,
install flight battery
in battery cradle.
1
3
2
Do not move
for 5
–10 seconds
Always use a
charger compatible
with batteries.
Always charge
Batteries away from
flammable materials.
Never Alter
Batteries.
Never charge
damaged Batteries.
Never touch or
use hot Batteries.
120F/49C
Never leave
charging Batteries
unattended.
Always remove
batteries
after use.
Always remove
batteries before
disassembly.
Note: A flight battery may be charged in the transmitter’s charging
port while the transmitter is in use.










