The SMARTPRO Screen-1 is a desktop unit that can be used to test any loose or open-back mounted diamond from 0.01 to 12 carats in size.
Features include PC connectivity ◆ Low-battery indicator ◆ Smart-touch test switch LED light source ◆ Laser target pointer ◆ Auto-testing function ◆ Zero warm-up time ◆ Automatic power-off after five minutes inactivity.
The SMARTPRO Screen-1 is powered by MicroUSB (cable included with purchase) or four (4) AAA batteries (sold separately).