Car Fuel Saver

We are offering car fuel saver. Model : v8 surface material: abs rated voltage: dc12v rated power : 0.5w consistency of the negative ions: 5 million/cc product size: 12*4.9*3.2cm product n.w: 0.047kg qty∕carton: 50pcs weight∕carton: n.w:11kg g.w:12kg packing method: color box packing size: box size: 17*12*5cm exterior carton size: 62*35*27cm 20' container qty: 21150pcs 40' container qty: 44900pcs moq: 100pcs functions: "1.battery failure warning function. 2.air freshening function. 3.fuel saving function."