Amazon.com: Synergy Digital Cell Phone Battery, Works with Nokia Lumia 920 Cell Phone, (Li-Pol, 3.7, 2000mAh) Ultra High Capacity, Compatible with Nokia BP-4GW Battery : Cell Phones & Accessories
Replacement Battery For Nokia Lumia 920 Original 2000 mAh BP4GWA Plus Tools New | eBay
Nokia Lumia 920 disassembly/internal photos (BP-4GW 2000mAh battery inside) : My Nokia Blog - 200
Nokia Lumia 920 Battery Replacement | Lumia 920 Battery Original - Original Bp-4gw - Aliexpress