Took and held a charge. I've done no other testing.

50 sheets of unopened photo paper

The Kodak Step ZINK Portable Bluetooth Color Photo Printer prints 2x3 inch photos with a resolution of 300x300 DPI. It features a 24-bit color depth, 8-bit grayscale depth, and uses Zink technology for high-quality prints. This digital photo printer is portable, making it easy to use on-the-go. The printer has a 1-year manufacturer warranty and offers Bluetooth connectivity for convenient printing. Ideal for those looking for a compact and efficient printer to print color photos with ease.