Detailed Product DescriptionTwo way power:alkaline batteries/rechargeable battery;four way power recharging options:
Solar/dynamo/ac/vehicle AM/FM
Radio;
Emergency siren light;
lower power indicator;
with
Earphone jack;
can use 12 hours when battery full charged!
product size:21.8*5.5*10.5cm
meas:1pc/color box,48pcs/ctn/46.8*37.6*45.8cm