... broad-spectrumre rechargeable 3.7V 3500mAh lipo battery 487390L 1.Model: 487390L 2.Nominal voltage: 3.7V3.Nominal capacity: 3500mah 4 ... :1. GPS, MP3, MP4, PDA, PMC, PMP, PSP;2. Lights, model aircraft, miner's lamp, safety helmets, safety headlights;3. Bluetooth headsets ...