3pcs GS1299 DIY FM Transmitter Radio Kit DIY Digital Radio Production Kit

Features: The appearance is compact and the shape is novel. It has high sensitivity, low noise and strong anti-interference ability. Support for global frequency band (76-108MHZ). Built in rechargeable lithium battery and charging circuit, charger can be charged with mobile phone charger. With working indicator (blue) charging indicator (red) and full indicator (blue). Specification: PCB board size: 5.5CM x 3.7CM Shell size: 6.7CM x 5.1CM x 1.9CM Working voltage: 3.7V-4.2V Battery capacity: 250mah To make this kit, you may need the following tools: Electric iron multimeter, Solder wire, Diagonal pliers, Screwdrivers, Tweezers Package Included: 3 x GS1299 DIY FM Transmitter Radio Kit