Multi-Function AM/FM/WB NOAA Radio with Emergency Siren Dynamo Power Supply Dynamo hand-crank and Micro USB port for rechargeable battery Dynamo hand-crank and Solar charging panel Rotary Vol. Control, Direct Tuning, and power on/off switch LED Emergency Light (Torch) with power on/off switch Speaker Output: 4 Ohm 3W Radio Tuner: FM:87-108MHz, AM:520-1710KHz, WB:162.4-162.55MHz NOAA Support: Yes Battery Capacity: 4,000mAh Input: DC5.0V,2.0A USB-C Ouput: DC5.0V, 1.7A USB-A Power Source: DC3.7V, Backup battery: DC4.5V,3XAA (not included) Accessories Included: Hand strap, USB Charging cable