This is a new kind of solar mouse repeller, it can also be used as solar garden light! Pest repeller is used to affect the acute hearing of underground rodents, with very effective preventive effect. The ultrasonic will deceive them, making them feel endangered, so as to force them away from the vibrating area. Transmitting ultrasonic every 30 senconds. Effective Range: 500¡ Solar panel type: Amorphours Solar pannel: 4.5v 40ma Solar pannel power: 0.18w Panel size: 70* 90mm LED: Seven color LED ( Depend on your choice)