4 Work modes optional you can choose:24 hours with flash and alarm, 24 hours with flash but without alarm,12 hours with flash and alarm, 12hours with flash but without alarm Long lasting:After fully under sunlight, the sound alarm can work for about 30 days. No worry run out of power. Sturdy made & waterproof:IP65-rated water with sturdy casing,allows your solar alarm lights outdoor for optimal performance year-round and in all climates. Motion Activated:Sensitive motion sensor will detect any movement within 5-8 meter and activate the sound light alarm, sound arise and strobe light on. Widely use:you can use in your farm,barn,garage,yard,etc. Colour:Red Material:ABS Size:120 x 69mm Package Contents: 3 x Solar warning light 3 x Charging cable Only the above package content, other products are not included. Note: Light 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.