Spawning heli or airdrop every X minutes/seconds?

how can i spawn heli or airdrop every x Minutes or Seconds please help

 

There are multiple heli variables: (You want to use the last one)

Code:

heli.bulletaccuracy       (2)
heli.bulletdamagescale    (1)
heli.guns                 (1)
heli.lifetimeminutes      (15)

 

and for airdrops?