🧿【INTERACTIVE & US PATENTED】2022 US Patented & Upgraded. Synchronize the setting of all trees through one button and free your hands. When there are many birch trees in a room, you can press one button of any tree to control all the other trees simultaneously.🧿【PRE-LIT BIRCH TREE SETS】4 prelit birch trees are included. Each 2Ft tree has a 4”x4” base, 24 warm white LED lights. Fit for home, living room, bedroom, office and restaurant.🧿【BATTERY POWERED】Birch tree light is powered by 3 AA batteries (NOT INCLUDED). No need to worry about the cords wires or electrical outlet, suitable for table, fireplace, window decor.🧿【BUTTON WITH TIMER】Button with Steady on/Timer/Off function on the top of the base. When timer on, this birch tree decor will light up for 6 hours and then off automatically for 18 hours.🧿【BENDABLE BRANCHES】Flexible and study birch tree branches can be customized at any shape and hang some lightweight accessaries as you wish.