1、There are many modes to choose from. You can choose different frequency and sensitivity modes. Select \"sensitivity\" to adjust the detection range, select \"frequency\" to adjust the frequency of different animals. 2、It is safe and harmless, does not contain any chemical ingredients, and uses a mild and humane way to drive animals away. The ultrasound can\u0027t be heard by human ears, but it can effectively drive away insects and small animals. 3、Outdoor insect repellents use solar energy and rechargeable batteries to charge the device. No additional plug-ins are needed, with high efficiency and low power consumption. Work in any weather conditions. 4、It is easy to install and use. It can be installed on the ground with nails provided, or it can be hung on the wall through the back slot (direct sunlight is recommended). Note: *There could be some deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding. Features: There are many modes to choose from. You can choose different frequency and sensitivity modes. Select "sensitivity" to adjust the detection range, select "frequency" to adjust the frequency of different animals. It is safe and harmless, does not contain any chemical ingredients, and uses a gentle and humane way to drive animals away. Human ears can't hear ultrasound, but it can effectively drive away dogs and birds（ (not used to drive rats) Outdoor insect repellents use solar energy and rechargeable batteries to charge the device. No additional plug-ins are needed, with high efficiency and low power consumption. Work in any weather conditions. It is easy to install and use. It can be installed on the ground with nails provided, or it can be hung on the wall through the back slot (direct sunlight is recommended). Specifications: Straight ahead 110 ° Within the fan-shaped area, within the range of 6-8m (see the product manual for details) LED white light: for bird repellent effect; Solar panel: 6.5V, 4 1.2V 800MAH, AA rechargeable batteries; Power consumption: 0.5W, current: 0.12A, voltage: 4.8V, frequency: 13.5k-40k Material: ABS Scope of application: 6-8m Waterproof grade; IPX4 Dimensions; 31*11cm Package weight: 391g Package size: 16*7.2*14.5cm Packing list: 1*Electronic animal repeller 1*Extension bar 1*Manual 1*Electronic animal repeller 1*Extension bar 1*Manual