Professional 12 Key Wireless Fireworks Launching System Detonators Remote Control<br> . 12 KEY FIREWORK FIRING SYSTEM<br> Characteristic:<br> 1. Power source: 6 V – requires only 4 AA batteries per receiver.<br> 2. Range: 150 meters. Every receiver with an antenna.<br> 3. Fully programmable – match any or all do any button on any system remote control. If you want to program the receiver, insert a small stick into the hole in the receiver box. Then the light on the receiver will flash – press the appropriate key on the remote control. Then the receiver will work with the remote.<br> 4. Expandable – Add other receivers (available individually) to increase the amount of memory.<br> 5. Interchangeable and economical: If after some time of use one ma a small problem, you can use another instead. Or you just have to buy a receiver, you don't have to buy a remote.<br> . 12 KEY FIREWORK FIRING SYSTEM<br> Specification:<br> Material: plastic<br> Weight: 265 g or 9,3 oz<br> Frequency: 433 MHz<br> Transmitter power source: 12V 23A battery (NOT included)<br> Receiver power source: 4 x AA batteries (NOT included)<br> Number of keys: 12pcs<br> Range: 150 m or 5905,5 inch<br> . 12 KEY FIREWORK FIRING SYSTEM<br> List of packages:<br> 1 x pilot<br> 1 x Receiver<br> 1 set x connecting cable<br> . 12 KEY FIREWORK FIRING SYSTEM