1. The coils meet UL certification with high performance and strict specifications.2. Competitive price and highly quality of coils.3. Taiwan & china plant are also have a great capacity in production.4. Great configuration with a prefect array/no jumpers of coilsSpecs:1. The primary coil has a circular shape and consists of one layer of type 1 litz wire having a total 120 strands of no. 38 AWG (0.1 mm diameter).2. Inner Diameter(ID):20.5mm+/-0.5mm3. Turns(Ts):14Turns4. Assembled coil with Freeite shield.