Solar panel: 5V * 130mA monocrystalline solar panel Battery: 18650 lithium battery 3.7V/1200mAh Function: 24+segment high-frequency ultrasonic sound and light alarm mode+night multi segment high-frequency ultrasonic sound and light alarm mode+24+night sound and light general alarm mode+night sound and light alarm mode Installation : Plug in/Wall mounted Charging : solar charging Charging time: solar energy 8 hours Light duration: sensing for about , sound and light alarm 150 times, charging once, working for 8-10 , shutdown standby 300 days Alarm sound: Low frequency 129 decibels * 2 channels, high frequency 12KHZ-44KHZ * 2 channels. 5-8 meters (affected by ambient temperature) Colour:Green Material:Plastic Package Contents: 1 * Solar Motion Sensor Alarm 1 * Insert Plug Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.