silicon power band . 1) Material:FDA report. 2) scalar energy technology. 3) energy:around 800ion. 4) oem is ok. materialenviromental friendly siliconepackingpacking boxMOQ500pcscolourevery colour is availableenergyaround 500-1000 ionsshipping termsUPS,TNT,DHL,FEDEX,EMS,etcdelivery timewithin 7-20 days,after you confirm the orderpayment termsT/T,cash,western union,paypallogoOEM or ODM is okreport ...