Solar Panel: 5V 80mAh polycrystalline solar panel LED: 6 flashing red LEDs Battery: 3.7V*400mAh li-battery (with overcharge and overdischarge protection) Alarm Sound: 129db Waterproof level: IP65 Charge mode: Solar energy charging,6-8 hours. Working time: Power off standby >1 year Power on standby time >3 months Timing(Every 10 minutes alarm mode)>24 hours Timing(Every 20 minutes alarm mode)>40 hours Alarm sound will last 15 seconds each time Functions: Mode 1: 24 Hours sensing flash & dog sound every 10 minutes. Mode 2: 24 Hours sensing flash & dog sound every 20 minutes. Mode 3: Flash & dog sound every 10 minutes at night. Mode 4: Flash & dog sound every 20 minutes at night. Specifications: 1Dog barking sound and flashing light can effectively prevent illegal intrusion and can scare wild boars. 2Full day 24hrs/Night day work modes, IP65, ensrgy saving/environmental/safe. 3129db dog barking sound & flash. 4Solar panel charged, rechargeable lithium battery can work long time. 5Suitable for homes/orchards/construction sites/farms/warehouses and other places that require security alarms. Package Included: 1* Solar Alarm Light 1* Manual 1* Screws