Our lamp was made of aluminum and diffsuer, It designs from european ,and patent registered , It brings lighting,warming and fashion for outdoor environment , Easy to install and maintain,Product specification as follow: With flexible head that can swing in ± 90°High End Solar Outdoor Bollard Lamp 28 LED 2835SMD Max. 2.5W Max.150lm Automatic day/night mode switching Duration time adjustable: 8S-8Minute Detection range: 6-10m/120° With PIR motion sensor and 2 working-mode: A) 15% output after sunset, Motion detected 100% output, No motion 15% output for 10 hours. B) Motion detected 100% light output, No motion off. With 3.7V 2200mAh Li-ion Battery Battery fully recycling life >500 times 2W high efficiency solar panel