Product parameters: (switch positive pole! Low 1.5ms is off, higher than 1.5ms is on)There are work lights! Slow flashing LED indicates no output, and long flashing LED indicates output!Working voltage: 3.0V --- 30V (high voltage version)Output current: 20A (high voltage version)Weight: 5 g (high pressure version)/pcsThe switch is controlled by a 2-stage switch on the remote control!!Material:Composite MaterialTool Supplies:Assembly CategoryRC Parts & Accs:Servo AccessoriesUse:Vehicles & Remote Control ToysTechnical parameters:Value 2Remote Control Peripherals/Devices:ReceiversFor Vehicle Type:CarsFour-wheel Drive :AssemblageWheelbase:Screwscolor:As shownMaterial:composite materialPackage Contents:4 x Remote Control Electronic SwitchOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.