For completeness, just today (11-13-2018) I found 2 other scanner dealers now listing the EBC100 charger on their websites:
Bearcat Warehouse "Expected Ship Date End of November Reserve Yours Today!" for $69.99 plus $8.99 Economy Shipping: https://www.bearcatwarehouse.com/home/ebc100-charger-adapter
Zip Scanners "Late 2018 expected ship date" for $99.99 with FREE shipping included (FREE shipping on all orders over $99 to the lower 48 states per their website's shipping information): https://www.zipscanners.com/sds100-external-battery-charger.html
Bearcat Warehouse "Expected Ship Date End of November Reserve Yours Today!" for $69.99 plus $8.99 Economy Shipping: https://www.bearcatwarehouse.com/home/ebc100-charger-adapter
Zip Scanners "Late 2018 expected ship date" for $99.99 with FREE shipping included (FREE shipping on all orders over $99 to the lower 48 states per their website's shipping information): https://www.zipscanners.com/sds100-external-battery-charger.html