Ridsect Liquid is a liquid vaporizer refill to be used with Ridsect Liq Advance Heater. It repels and effectively protects the family from mosquitoes all night long for 60 days until the device is automatically switched off by timer or by manual button. Directions for use: 1. Off-label use is an offence. 2. Remove the cap from bottle. 3. Place the bottle into a liquid heating unit and switch it on. 4. Switch off when not in use. 5. Do not place horizontally.