Generic BV-T5C battery for Nokia Lumia 640, RM-1073 - 2500 mAh / 3.8V / 9.5 Wh / Li-ion
Amazon.com: 3000mAh Battery Replacement for Microsoft Lumia 640 XL, RM-1062, RM-1063, Li-Polymer Battery : Electronics
Microsoft Lumia 640 Battery Replacement How To Change - YouTube
MIGHTY MAX BATTERY 14.4V Vacuum Battery for iRobot Roomba 5250 Discovery/Pro Elite MAX3536206 - The Home Depot
Microsoft - Lumia 640 XL and RM-1062 Battery Replacements
Cell Phone Battery - NOKIA BV-T4B MICROSOFT LUMIA 640XL 3.8V 3000mAh L — PLP Battery Supply
Rechargeable Battery For Microsoft Lumia 640 (rm-1075/rm-1077) (bv-t5c) Oem Replacement, Replacement Battery, Battery Battery Replacement For Microsoft Lumia 640 (rm-1075 Rm-1077) (bv-t5c) Oem Original - Mobile Phone Batteries - AliExpress
Amazon.com: 3000mAh Battery Replacement for Microsoft Lumia 640 XL, RM-1062, RM-1063, Li-Polymer Battery : Electronics