Contains: 1 unit of Godrej aer Smart Matic refill, 225ml. Variant: Passion Bluetooth enabled automatic air freshener for home, office and living spaces Download the Godrej aer smart matic app on your Android or iOS device Smart features – App controlled Switch on/off, Instant spray button, low Battery/Refill alerts Smart scheduler – activate 10, 20, 40 minute pre-set schedules or customise your own (up to 10 different schedules) Each refill unit guarantees 2200 air sprays and keeps the room fragrant