Nevon Express supplies a wide range of high-quality sensors and modules which includes 3.7V 480 mAh Rechargeable Battery for Neck Bands. We aim at providing and satisfying all demands of customers and provides them high quality products with more convenience, higher efficiency and optimized cost. 3.7V 480 mAh (Lithium Polymer) Lipo Rechargeable Battery also known as Lipo or Lipoly batteries are thin, light and powerful. This battery has a capacity of 480mAH. Electrical Teeth brush, MID, baby monitor, small flying helicopters, backup power, Portable DVD, POS machine, Desk video, E-BIKE, motor, drill and Digital camera.