This is an inquiry message about "miners cap lamp" in the 107th China Canton Fair. (这是一条买家关于"miners cap lamp"的询盘信息,来自第107届中国广交会。)Inquiry Message (询盘信息) miners cap lamp Hi I am interested in buying your miners cap lamps,I need more information how long dose the light stay on before charging? what is the cost for 20 lights how long will the battery last? Regards Brad/BCT MINING I want to receive: Product Spec . Price Payment . Sample Needed . Delivery Info . Product Catalog . Contact Info (联系信息) BCT MING BRAD JEFFERSON nabisoga2001@yahoo.ca +1-604-779 4501