2 Buttons 50M EV1527 Coding Chip Wireless Remote Control / Transmitter (Model 0021040) Linear Actuator A3 Hold button 5 → Relay

Hold button 5 → Relay 1 of the receiver 3 activated (device 5 ON)

and connect terminal <-> of OUT to the negative pole of DC lamp

the corresponding firework will be ignited

and then fix this flat plate bracket to the bottom of linear actuator with an M27 nut

No batteries are required for operation

2 Buttons 50M EV1527 Coding Chip Wireless Remote Control / Transmitter (Model 0021040) Linear Actuator A3 Hold button 5 → RelayProduct Description: Model No.: 0021040 (XA 2L) With Sliding Cover: Slide up when it doesnt work (to protect the button). Slide down the button will appear. Shell ColorBlack Channel Button: 2 Button Symbol: A, B Operating Voltage: 12V (1 x 27A 12V battery, can be used for 12 months) Operating Current: 4mA Operating Frequency: 433Mhz Encoding Chip: EV1527 Encoding Type: Learning code (up to 1 million codes, reducing code collision and unauthorized code