The solar panel and light sensor is built-in so as long as it is getting some sunlight to power it, haven't had to replace the battery. ON/OFF button on bottom of flameless candles.
Dimensions: 3"(D) X 4"(H), warm white, No melt, smokeless, flameless, no smell, no security risks, rainproof (Do not full immerse in water),Classic size, well made, modern style,White, Smooth, Matte,solar powered design.
Gifts: it is classy gorgeous and practical all at the same time, ideal for ornament in office, home, cafes, hotel and a special gift for mother, father, wife, friends and anyone you love. what you see is what you get.
Without riskof fire hazard and worry of wax melting or allergic scent, it is can be widely applied to garden,Patio, yard,balcony,pathway,wedding,holidays,party or other occasions.
When the solar battery is charged, gently press the button in a dim setting to ensure the candle lights up. Then, place it in sunlight to recharge. It will turn on or off automatically based on light detection each day.