1) electronic Jet flame 2) transparent five color Feature :1) Jet refillable later with butane ,past 55degree water test (good quality )2)the rate of leaking within0.3%,the rate of inflaming over 98%.3)refillable tank for recycle using .4)OEM manufacturer in China ,passed ISO9002 quality system.5) packing :50pcs /box ,1000pcs per carton . windproof lighter five color transparent EX-2027S