Table comparison of various models:
ZY1280M: Add 2Msps high frequency ripple oscilloscope and frequency meter on the basis of 1280, 2.5W built-in load, compatible with MTKPE test, test line resistance free load mode, low current mode.
ZY1280: USB2.0 interface, including all the functions of 1276, newly added USB upgrade, connected to a computer upper computer, large screen and many functions.
ZY1276: USB2.0 interface, with almost full-featured fast charge trigger detection function, higher current resolution, and can test Type-C PD adapter.
ZY1275: Ultra-high current Huawei 8A plug socket, total internal resistance is only 15 milliohms, with almost full-featured fast charge trigger detection function, and can test Type-C PD adapters.
ZY1273: USB3.0 interface, necessary to test USB3.0 equipment, support VOOC, DASH fast charge, with 1 TypeC interface, can test USB to Type-C line resistance.
ZY1272: USB2.0 interface, no other measuring line interface, with safety monitoring function, with over-voltage, over-current, under-voltage, and stop charging after full.
ZY1271: USB2.0 high current interface, with 2 TypeC interfaces and MicroUSB interface, can measure bidirectional PD voltage and current, can measure Huawei 5V5A, large screen.
ZY1270: USB2.0 high-current interface, dual USB output ports, with MicroUSB interface, with accelerated charging function, can test Huawei 5V5A, large screen.
ZY1266: A black-and-white USB meter with higher cost performance, with the same accuracy as the 127x series
ZY1265: A black-and-white USB meter with higher cost performance than ZY1266, with the same current accuracy but a lower voltage accuracy.