Helps reduce the danger and annoyance of mosquito bites at night. Supplied with 40 tablets, which are each effective for 10 hours (approx.). Suitable for use worldwide when used in conjunction with a suitable travel adaptor. Refill tablets here 220-230V AC (50-60Hz) operating voltage Treats 30m³ approx. 0.99% Prallethrin active ingredient (tablet) Accepts both liquid or tablet refills (available separately) Weight: 85g Dimensions: 104 x 85 x 52mm