500m RF Wireless Remote Control Firework Ignitor System with 12 CH Transmitter and 12 Receivers (Model 0020375)

Feature: Wireless control, easy to install It can ignite various kinds of electric fireworks directly, or ordinary fireworks through fireworks electric igniter, which reduces accidents like skin burn and accidental explosions. One ignitor can light several fireworks at the same time. One transmitter can control many ignitors simultaneously. The ignitor can be remotely controlled from any place within a reliable distance; wireless signal pass through walls, floors and doors. More reliable than fixed code: The transmitter use EV1527 Learning code, which is up to 1 million codes, reducing code collision and unauthorized code scanning possibilities. Transmitting Frequency: 433MHz Working distance of transmitter and receiver with external telescopic antenna: 500M / 1500ft (theoretically) Receiver: Model No.: S1PS1-DC06-ANT1 Channel: 1 CH Power Supply (Operating Voltage): 4 x1.5V AA batteries (excluded) Power Output: DC6V Case size: 105mm x 75mm x 20mm Static Current: ≤5mA Length of Extern