I always answer my email... usually within a few hours. If you haven't heard back from me within 24 hours check your spam folder. My reply will likely be there. You can email me or text me at: 250 619-6386 ***************** iclicker 2 Student Response Remote College Classroom Voting Device in 100% perfect condition. Shows no signs of use. You're gonna love it! Peace. PS: batteries not included.