Check the listing for details. 2pcs 502030 250mAh Rechargeable Battery for Handlinght GPS Bluetooth Headset. Condition: New. Listed at 9.99 USD. Shipping to the U.S. via USPS First class Description: 1. Model code: 502030 2. Each Cell Weight: Approx: 5 g 3. Cell Size: 4mm±0.5mm(thick) × 20 mm±0.5mm (width) × 30 mm±0.5mm (lenght) 4. Nominal Capacity: 250mAh 5. Built-in protection circuit PCM for prevent over charging or over discharging. 6. Fit for Remote controller, IPTV Set top box remote controller, LED lighting, Underwater lighting system, Bluetooth device, MP3 / MP4 player, safety lamp, GPS, Mobile phone, E-book, Power bank, Portable DVD, Walkie talkie, Notebook, Tablet PC, PDA, Game player, Pos machine, Consumer electronics device, Medical Devices, Flash lighting garden lighting, Toys, Driving recorder, Project Design etc. Package include: 2pcs 3.7v 250mah 502030 Rechargeable battery