Amazon.com: DR. BATTERY 916-3020 4UR18650F-1-QC192 Laptop Battery for Acer Aspire 5510 Series 5000 Series 3000 Series 3500 Series 1680 Series 1650 Series 1640 Series TravelMate 4000 Series [14.8V / 65Wh] : Electronics
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Amazon.com: DR. BATTERY BATBL50L6 Laptop Battery Compatible with Aspire 5630 5515 5100 5610 5610Z 3100 3690 3104WLMiB80F 5100-3748 5100-4762 Travelmate 4200 2490 Series BATBL50L8H BATBL50L4 [11.1V/4400mAh/49Wh] : Electronics
Amazon.com: DR. BATTERY 916-3020 4UR18650F-1-QC192 Laptop Battery for Acer Aspire 5510 Series 5000 Series 3000 Series 3500 Series 1680 Series 1650 Series 1640 Series TravelMate 4000 Series [14.8V / 65Wh] : Electronics
Amazon.com: DR. BATTERY 916-3020 4UR18650F-1-QC192 Laptop Battery for Acer Aspire 5510 Series 5000 Series 3000 Series 3500 Series 1680 Series 1650 Series 1640 Series TravelMate 4000 Series [14.8V / 65Wh] : Electronics