This unit incorporated with advance ecectronic device that will solves your malodorous problems and made atmosphere fresh and clean.
2. Main switch on / off, day / night / 24 hours sensor.
3. Adjustabke spray: interval 5~25 min.
4. Battery: D1.5V x 2pcs(not included).
5. Compatible refill: FD-221T, FD-321TS.
6. Packing: 30pcs / ctn / 2.8cuft.