Smart Candle Flameless Wax Filled Jar Candle Signature with TruFlame and Timer , Limegrass Provides warm ambient light without dangerous flames and hot wax 3-1/2x3-1/2 glass jar candle with limegrass scent On/off switch 3-way timer: 4, 6 or 8 hours 500 hour battery life with 2 aa batteries