[ 87MHz ~ 108MHz Radio ] It is a low-voltage and low- fully integrated single-chip radio product. The frequency can support 87MHz ~ 108MHz, the radio effect is very good, and 50 radio channels can be stored[ Funny DIY ] Enjoy the of hands-on, enjoy the wonderful sound brought by your own [ -off Memory Function ] After turning off the and powering on again, the radio station before the -off is played[ -saving Function ] Each time the is turned on or the key is pressed, the digital tube displays the frequency for 5 seconds, and the digital tube display is automatically turned off after 5 seconds; When the digital tube is displayed, it will interfere with the sound. Turning off the digital tube will reduce the interference[ Easy to Assemble ] Detail installation tutorial for reference, The operation steps are clear and easy to understandWorking voltage: DC 5V DCFrequency modulation range: 87MHZ-108MHZ; button: press the button once to 0.1MHZ, long press the button to continuously add and subtract;Function: digital display frequency function, -off memory function, -saving function;-off memory function: After the is turned off, the is turned on again, and the radio station before the -off is played. saving function: 1. After each -on or pressing the key, the digital tube displays the frequency for 5 seconds, and the digital tube display will be automatically turned off after 5 seconds2. Reasons: (1) saving (2) When the digital tube is displayed, it will interfere with the sound. Turning off the digital tube will reduce the interference.Colour:transparentMaterial: ABSSize:8.4cm x 7.6cm x 5.5cmPackage Contents:1 x DIY Radio Making KitOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.