AM/FM radio
.Walkie-talkie with the distance of 3000 meters
.One brightness led light
.Siren and blink
.Crank dynamo power
Built-in battery: Polymer 3.7v 750mAh
·Charging time: 2H(by cranking)
·Using time: lighting(10H)radio(10H)siren(5H)
·1M cranking gives lighting(15M)
·The radio frequency range: FM:76-108MHZ      AM:522-1650KHZ
·LED brightness:2000-2500mcd
·Output voltage:DC5.0V
·Output current:300-500mA
·Raw Material: ABS
·Frequency band range: 400-470 MHZ
·Number Of Channel: 128
·Patent protection.Can charge mobile phones in emergency