UPS Slim 200 Watt Lithium Ion Battery Backup - AC Power Distribtion, Conditioning, and Control at JuiceGoose
Amazon.com: APC Back-UPS Connect Lithium Ion UPS with Mobile Power Pack, USB Charging Ports for Echo and Network Routers (BGE50ML) (Not sold in Vermont) : Electronics
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Vertiv™ Edge Lithium-Ion UPS, 1500-3000VA
APC Smart UPS 6 Outlet Lithium Ion Uninterruptible Power Supply SmartConnect 1500VA1350 Watts SMTL1500RM3UC - Office Depot
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Amazon.com: TalentCell Mini UPS Uninterrupted Power Supply 27000mAh 98Wh Lithium ion Backup Battery with DC 12V/9V/5V Output for Wireless Router, Modem, LED Light, CCTV Camera, Smartphone and More : Electronics
Lithium-ion UPS batteries
Compact J60-350 Lithium Ion UPS | Rackmount Solutions