Specifics:
1. LED: 1*0.5W Led   Output 35-45lumens
2. Battery: 1*AA   1.5V alkaline Battery        
3. Size: 20.5(Head Dia)×99mm(L)
4. Weight: 51g (exclude battery)
5. Color: Customized
6. Material: 6063/T6 Aluminum alloy
7. Waterproof grade: IP65
8. Surface treatment: Anodizing color                      
9.Certification:CE & ROHS                                   
10.Lanyard include :yes