Product basic info Primary colours: Black Depth unit: 35 mm Height unit: 13 mm Width unit: 65 cm Weight unit: 22 g Material: ABS Physical properties Number of channels: 2 Number of buttons: 3 Technical data Maximum RF power transmitted: LED type: Super bright leds, White led IT connections Wireless frequency: 433 MHz Power supply Batteries included: No Number of batteries: 1 Battery operated: Yes Battery voltage rating: 12 V Included LED indicator: Yes (EN)