3pcs DIY Electronic Music Flash Tree Kit Battery Power LED Flashes Creative Tree Soldering Practice Board

Feature: Weight: 30g Length: 115mm Width: 51mm Function: Can play music, LED flashes, 2*CR2032 battery included. The PCB is a simple circuit. Two LEDs one 5mm green and one red Led flash in an alternating pattern. Help understand some electronics fundamentals and a lot of fun to solder. How it displays: Mode 1: The red and green LEDs fade and fade out Mode 2: Red, green LED flashes and plays Happy Birthday Mode 3: Red, green LED flashes and plays jingle bells Package includes: 3 x Acrylic plate 3 x Printed Circuit Board 6 x CR2032 Battery & Battery holder 6 x 1k Ohm resistors 6 x 0.1uf capacitors 3 x MCU STC15L104W 3 x 5mm red LED 3 x 5mm green LED 3 x Buzzer