Feature: 1. Solar Powered Design: This warning light operates solely on solar energy, eliminating the need for wiring or battery replacement. Its waterproof design makes it perfect for outdoor use. 2. Easy Operation: With One button switch operation, using this solar powered warning light is as straightforward as it gets. Integrated PC waterproof shell, provides lasting durability and reliable performance. 3. Stable Performance: Equipped with 8 high intensity LED beads, this product guarantees stable performance and has a low failure rate. 4. Maintenance Free: Once the switch is turned on, this warning light requires no further upkeep. It charges during the day and automatically flashes at night. 5. Light Control: In line with its flip and forget operation, this solar warning light automatically charges during the day and lights up as soon as it's dark. Specification: Item Type: Light Control Solar Warning Lights Size: Approx. 184 x 53 x 31mm/7.24 x 2.09 x 1.22in Installation Method: Screw Fixation Single Solar Warning Light Battery (shipped with built in battery) : 18650 lithium battery 1200MAH Light Source Type: Solar Power Application: Warning Shell Material: PC ABS Full Charge Usage Time: 5-7 Nights Applicability: Construction Site, Traffic Barrier, Night Driving, Booth Patrol, Water Operations, Safety Protection. Weight: Approx. 363.00g / 12.8oz. Package List: 2 x Solar Warning Lights 4 x Screws