USPS Mailing Standards For Lithium Batteries - Stamps.com Blog
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
How to safely pack and ship batteries
Lithium batteries caused fire at Lakewood UPS facility — report
An Easy Guide to Shipping Cell Phones With USPS, FedEx or UPS - GadgetGone
WholeCell - How to ship cell phones and tablets (with contained lithium ion batteries)