1. Connect the signal wire of the smoke emitter to the receiver, the red wire-the PWM signal; the black wire-the positive pole of the receiver's power supply. 2. Turn on the remote control first, then turn on the receiver, otherwise the smoke generator may keep rotating after the receiver is turned on until the remote control is turned on. 3. Description of the working status of the smoker: After starting, the smoker is in the standby state (will not operate); touch the throttle lever, the smoker enters the idling state; the throttle lever moves up and down, and the speed of the smoker changes accordingly. After the throttle stick does not move for about 15 seconds, the smoke generator enters the standby state until it touches the throttle stick again. 4. The smoke generator is suitable for most models of remote control climbing vehicles, dump trucks, drifting vehicles, boats, etc. on the market. Note:Refueling amount: 3-5 /time. Do not add more, adding more will lead to unsatisfactory smoke effect. When the amount of smoke is insufficient, add smoke oil in time to prevent dry burning, otherwise the smoke generator may be burned. Consumables: use tank smoking oil or electronic oil Material:composite material colour:As Shown Package Contents: 1 x Smoke Generator Set Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.