Medical Device Battery Websites:
utbattery.com
A Professional Battery Manufacturer produce battery for RC hobby ,airsoft...
A professional rechargeable battery manufacturer
cell-con.com
Custom Lithium, Li-ion, LIFePO4 Battery Packs & Chargers
A custom battery pack manufacturer & assembly for Lithium-Ion & LiFePO4 custom battery packs & chargers. Cell-Con is ISO 13485:2003 certified & ITAR registered