Features: 1. Use non-toxic, highly effective hormone bait to lure mice near the trap 2. When the mouse crawls into the hole, fire the setting of the trigger board, then kill the mouse now 3. When the dead mouse falls, the pad will reset automatically, waiting for the next mouse to come. 4. No need to energize, just install the trap 5. Durable ABS plastic material, avoid mouse bites to destroy its trap 6. Multi-grab design, kill multiple mice at one time and say goodbye to mice at night Note: Please note that the CO2 bottle cannot be delivered, so the product does not come with a CO2 bottle, the picture in the bottle is for display only, the price does not include the price of the CO2 bottle, there is no bait, but a bait bottle. Package includes: 1 x Fully Automatic Smart Rodent Killer.