# RELIFE XA3 Pro USB Smart Tester > Multifunctional tester,Protocol automatic identification and detection,Supports common fast charging protocols currently on the market, and supports PD, QC2.0, QC3.0, SCP, AP2.4A, and DCP fast charging identification detection ## Features 1.Supports the commonly used fast charging protocols on the market, including PD, QC2.0, QC3.0, SCP, AP2.4A, and DCP fast charging identification detection. 2.High-precision maximum resolution of 0.00001, real-time monitoring of subtle changes in voltage, current, and power during charging. 3.Supports 6.5A high current measurement, easily tests various high current detection data, and has a wide range of uses. 4.Equipped with a 1.77-inch high-definition display, one screen with multiple displays, long press to flip the display, the data is clear at a glance. 5.Easily test various chargers, laptops, mobile phones, Type-C digital devices, etc., quickly identify multiple parameters, and display multiple parameters on one screen. ## Specifications Product Name: RELIFE XA3 Pro USB Smart Tester Brand: RELIFE Model: XA3 Pro Package Dimensions: Gross Weight: ## Reviews Baird Durable tools, used to detect whether the mobile phone is charged normally. Jorel Good tools, it's worth buying.