Feature: 1. Great pest control device to keep mouse away from your garden or lawns by utilizing both sonic wave sound and vibration technology. 2. Emits sound sonic waves every 30~40 seconds or so and is effective within 650 meters. 3. No more need for extra batteries, it recharges from the solar panel automatically. It absorbs energy during the day and works constantly throughout the night. 4. The mole repeller is safe for human and pets by sending off sonic waves which affect the pests hearing but do not harm them, signal is unpleasant to animals but inaudible to humans. 5. Waterproof and corrosion-resistant aluminum and ABS flame retardant material also applies to rainy days. Specification: Condition: 100% Brand New Item Type: Ultrasonic Repeller Material: ABS+Aluminum Color: As shown in the picture Size: Approx.23.5x10.5x2.5cm/9.3x4.1x1in Weight: Approx.367g/12.9oz Solar Panel: 60x60mm/2.4x2.4in Battery Model /Capacity: 1.2v Ni-MH battery /800MA(Included) Operating Frequency: 400hz-1000hz Work Range: 650m/2132.5ft Ultrasonic Time: 30-40s (cycle) Application: For outdoor, courtyard Function: Used as solar repellant, ultrasonic repellant. Package List: 2 x Ultrasonic Repeller2 x Ground Spikes1 x Instruction Manual Note: 1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.