Ozone Generator Low voltage DC 5V/12V 100mg Water Air Purifier Cleaner for Aquarium Fish Tank Air Purification Generator Feature: 1. Mature technology, stable work and long service life 2. Large ozone output and efficient purification 3. Easy to install, suitable for a variety of scenarios. Specification: Input voltage: DC5V/DC12V (optional) Output current 450mA/300mA Rated power: ≤3W Ozone concentration: 100mg/h Working temperature: -15℃~+85℃ Working humidity: 35%~85% Insulation resistance: power cord to shell ≥ 40MΩ (500VDC) Dielectric strength: no breakdown of the power cord to the shell AC3000V 50HZ 5mA 3s High temperature characteristics: no electricity, no abnormal phenomenon after 72 hours in an environment with a temperature of +60 ℃ Low temperature characteristics: no electricity, no abnormal phenomenon after 72 hours in an environment with a temperature of -25 ℃ Shell material: ABS Size: about 48*24mm Working principle of ozonator:  The ozonator uses high-voltage current of a certain frequency to produce high-voltage corona electric field, so that oxygen molecules in or around the electric field can react electrochemically to produce ozone. Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 1 x Ozone Generator 1. Mature technology, stable work and long service life 2. Large ozone output and efficient purification 3. Easy to install, suitable for a variety of scenarios.