AND Apollo GX-A [GX-1003A] Multi-Functional Precision Balance w/Internal Calibration, 1100g x 0.001g - 128mm × 128mm. The AND Weighing Apollo GX-1003A Precision Balance, 1100 x 0.001g features a super hybrid design, construction, and algorithms. The GX1003A offers password protection for up to 11 users and 1 administrator. The GX1003A's stainless steel pan and dust plate can be easily removed for cleaning.