Experiencing chronic back pain and looking for effective treatments for back pain relief? As a national distributor of the HiDow TENS Machine Products, HiDow USA offers an alternative for sciatic nerve pain and lower back pain relief. We offer the latest state of the art TENS machines that integrates a unique random feature cycles, making it more effective than other TENS devices in the market. Our goal here at HiDow is to provide you with courteous, expedient, and professional service of the highest caliber. HiDow products employ the latest in TENS and EMS technology that can provide effective sciatic pain relief. Our products are easy to use, compact, and have a fully rechargeable lithium battery.