Usage Tips:Specifications Product name: Air diesel heater controller Material: Plastic + Metal Main color: Black Voltage: 12V/24V LCD size: 95x60x14mm (L x W x H) Remote control size: 55x30x8mm (L x W x H) Mainboard size: 104 x 58 x 28 mm (L x W x H) Remote control: 4 button LCD Connector: 3 Pin quantity: 1 set Accessories: Adaptable model: Universal Features: - Remote control pairing. - Manual mode for fuel addition. - Timed start or stop. - Time setting. Remote control pairing instructions: In the off state, press the up button first, press and hold the confirmation button for more than 3 seconds to enter the remote control pairing interface, display HFA-, press the remote control to start the remote control pairing, exit the pairing interface after pairing, the machine enters the power-on state, the pairing fails and will not enter the power-on state, and the pairing timeout will automatically exit the pairing state. Package includes: or 1x LCD switch and remote control or 1x mainboard or 3PCS SET1x LCD switch and remote control and 1x mainboard