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I. Introduction 

The Venom Night Ranger II is an outstanding Ready to Fly Electric Mini

Helicopter for indoor flying and outdoors on calm days. At about 300 
grams, the Venom Night Ranger II will fly for 8-10 minutes on the 7-Cell 
Ni-MH batter

y

.

Although the Venom Night Ranger II is not difficult to 

operate, we recommend that you read these instructions thoroughly 
and carefully first.

Y

ou can also ask for assistance from your hobby 

shop staff or local model flying club. 

Guarantee:

We guarantee that the V

enom Night Ranger II to be free of 

manufacturing faults and material defects. This product has been 
checked and adjusted individually before leaving the manufacture

r

Please contact your local hobby shop for replacement parts and technical 

support or contact 

Venom Air Corps Customer Service

 at 

800-705-0620

or

[email protected]

. To help identify broken or 

damaged parts we have included a detailed parts list and assembly 

diagram at the end of this instruction manual

II. Installation 

The V

enom Night Ranger II is a Ready-to-Fly Electric Helicopte

r

.

You

only

need to install the battery and assemble and attach the rotor blades. 

Please make sure the battery pack has been fully charged before 
you install it. 

1.

  The main rotor blades are attached to the blade holder using M2.5mm  

  screws and washers. Tighten them carefully! 

Caution: When attaching the Rotor blades to the blade holder  

  make sure the blades are tight. To avoid stripping the plastic,  
  gently tighten the screws until they stop. If the blades are too  
  loose and pivot too freely, they will be unstable at high RPMs and  
  will produce undesirable flight characteristics that may become  
  dangerous. 

2. 

Disassemble the canopy by gradually pulling the rubber grommets off  

  the horizontal mount ba

r

.

Specifications:

Model No ............................................... VENF-6221 
Model Name .......................................... Venom Night Ranger II 
Main Rotor Diameter ............................. 530 mm 
Fuselage Length ................................... 500 mm 
Weight ................................................... 280-300g 
Battery ................................................... 8.4v Ni-MH 
Radio Controller .................................... 4 Channel FM 
Servo ..................................................... 2PCS 

WARNING! 

READ BEFORE FLIGHT 

The Venom Night Ranger II is not a toy. It is a precision machine requiring 

proper assembly and setup to avoid accidents and it is the responsibility of 

the owner to operate this product in a safe manner as it can cause serious 

personal injury and damage to property due to carelessness or misuse. 

When charging the battery pack, do not overcharge! If batteries get hot during 

charging, discontinue charging immediately and disconnect the battery from 

the charger. Never leave battery unattended while charging. If you are unsure 

of how to charge this battery, please contact Venom Air Corps or seek the 

advice of your local hobby shop. Never let children charge batteries without 

adult supervision. 

To avoid an out of control model always turn the transmitter on first then 

connect the battery to the heli. When turning off the heli, always disconnect 

the battery first, then turn off the transmitter. If the orders are reversed the 

heli may become uncontrollable and cause serious damage. 

If you are in doubt of your ability, we strongly recommend that you seek 

assistance from experienced radio controlled Helicopter modelers or join 

your local model flying club to gain the required knowledge and skill.

As the 

manufacturer and distributor, we assume no liability for the use of this 

product.

Children under the age of twelve (12) are strictly prohibited from playing with 

this electric helicopter.

02: VAC Night Ranger II 

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