Features: Features a curved glass capacitive touch display with 16 bit sampling, high precisions triaxial accelerometer, and digital pressure sensors for accurate Voltages, current, and resistance measurements. Equipped with a barometric altimeter, sound field pickup sensors, and 32 bit Bluetooth-compatible control for real time data logging, curved plotting, and power ripples analysis. Touch display allows easy navigation between functions as music spectrum analyzers, decibel meter, levels gauge, and interactive game with customizable display settings. Incorporates efficient switching power supply, low temperature drift metal alloy sampling components, and supports double mode data transfer via USB and Bluetooth-compatible. Compact build operates at 0 45°C (32 113°F) with 20 year data retention, measuring up to 600W power for versatile field use. Specifications: Component: Plastic Working Voltages: 4.5~50V Power consumption of this watch: <0.15W Power display: 0~600W Sampling resistance: 0.005R Data retention period: Ta=55℃20 years Power display: 0~99999Wh Capacity display: 0~99999mAh Working temperature: 0~45℃/32~113°F Color: 2 Color Optional Size: about. 39X53mm/1.53X2.08In Package Includes: 1pc Type C Tester note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.