DIY Wireless Stereo FM Radio KIT Electronic Module + 250mah Battery 76MHz-108MHz

PCB board size: 5.5CM*3.7CMShell size: 6.7CM*5.1CM*1.9CMWorking voltage: 3.7V-4.2VBattery capacity: 250mahSupport headphones: in-ear headphonesTo make this kit, you may need the following tools:Electric soldering iron multimeter soldering wire diagonal pliers screwdriver A stereo radio kit with good radio effects! The stereo radio kit has the following features:1. The appearance is small and the shape is novel;2. High sensitivity, low noise and strong anti-interference ability;3. Support the global frequency band (76-108MHZ);4, built-in rechargeable lithium battery and charging circuit, you can use the mobile phone charger to charge;5, with work indicator (blue), charging indicator (red) and full indicator light (blue);DIY parts delivery list:Component name quantityPCB board 1MICRO seat 23.5 audio seat 16*6*12 button 512D07 side switch 13MM LED red hair red 13MM LED white hair blue 23.7V rechargeable lithium battery 125V 47UF electrolytic capacitor 2GS1299 chip 1TP4056 chip 11117-3.3V