This 1/6 scale flickering wood logs is made of resin,fitted with two flickering LED and hand painted to achieve a realistic burning effect. It is powered with two 3V batteries CR2032 ( two bateries included). The fire logs is fitted in back with a push button switch to easy switch ON/Off. Dimension: width 78mm(3.05 inch)-height 40mm(1.61inch)-depth42mm(1.67inch)