Xiaomi Mijia Mosquito Repellent Killer Smart Version Phone timer switch with LED light use 90 days Work in mihome APNote: we will take out two pcs AA battery beacsue the post office forbid to send battery out. Power by 2pcs AA battery(Don't inclduing) The difference between the Ordinary version and the smart version: 1. The ordinary version can't connect to the "Mi home" APP, and the smart version can connect to the "Mi home" APP. 2. The timing function of the smart version can be set on the "Mi home" APP, but the timing function of the ordinary version can only be