​

​

June 30, 

​

December 31, 

​

​

2026

​

2025

Prepaid expenses

​

$

343

​

$

399

Restricted cash equivalents

​

​

50

​

​

100

Prepaid inventory purchases and deposits

  ​ ​ ​

​

462

  ​ ​ ​

​

—

Other receivables

​

287

​

327

Total other current assets

​

$

1,142

​

$

826