【工作原理】1.4.5V干电池直接使本机工作.【产品功能】 1.AM/FM收音机.2.强光LED手电筒.3.报警器.4.闪光灯.【功能参数】 功能参数AM/FM收音机AM:530-1600KHZ FM:88-108MHZ报警器100dB (10CM)强光LED12000-18000MCD寿命:50000小时干电池AAA1.5VX3输出功率125MW包装方式：泡沫袋，礼品盒. Item:#5599Features:A:PowerSourceAAADryBattery1.5VX3pcs(Notincluded)B:ThreeFunctions:1. WhiteLEDlight1pc2. AM/FMRadio3. Siren/Blinking SPECIFICATIONSRadioFrequencyAM/530~1600KHZFM/88~108MHZMainMaterialABSPlasticPackingMethodBubblebag,andboxLuminosityofLEDAbout12000-18000MCDLEDLifespan About50000hours PackingDetails：QTY/CTNCTNDIM(cm) N.W./ctn G.W./ctn50pcs37.5*34*377.008.00