No need soldering, already for use product.
Feature:
Board size: 60 x 60 x 130mm
Board material: Single-sided 1.4mm FR-4 sheet
Supply voltage: 3.5-5V (Support power supply mode: 3*77 battery, USB, mobile phone charger, power bank, PC computer)
Net weight: 450g
Number of LEDs: 37* 3mm LEDs, 4* 5mm LEDs
LED color: Colorful LED
Package includes:
1 x Assembled Christmas Tree
