Electric air fresheners are a gift that lands differently depending on who receives it. Hand one to your bhabhi or buaji and there is a non-zero chance they read it as 'your house smells.' In joint family setups where the kitchen, pooja room, and bathrooms compete for olfactory space, the person who manages the smell situation holds genuine household status. This gift is for them, or for the housewarming where you want to make an impression without saying anything out loud.
For rooms with persistent odour problems, near the kitchen or any bathroom with poor ventilation, plug-in automatic dispensers are the only format that reliably works. They dispense on a timer without anyone needing to remember anything, which in a busy household is the whole point. For smaller rooms or bedrooms, gel-based fresheners work quietly without overpowering the space. If the recipient's home has elderly members or young kids with respiratory sensitivity (common in homes where agarbatti is already burning half the day), look at mild botanical oil-diffuser variants before defaulting to the strong chemical sprays that scent the entire floor.
The classic mistake is picking the most intensely fragranced option because it seems premium. It is not. Homes with elderly residents, young kids, or anyone prone to headaches will quietly remove it within a week and say nothing about it to your face. Also avoid anything requiring manual activation, those end up on a shelf. The gift should solve the problem on its own, not create a new one involving who forgot to press the button this morning.