Specifications:; 1.
Working Current: 5-15mA, the lower battery voltage is, the lower current.; 2.
Eight Power Resolutions: 10%, 25%, 40%, 50%, 60%, 75%, 90%, 100%.; 3.
Voltmeter Range: DC 12-60 V; 4.
Voltage Meter Accuracy: 1%; 5.
Operating Temperature: -10? ~ +65 ?; 6.
Working Humidity: 10 ~ 80% ( no condensation ) 7.
Size: 47x 28x 22mm8.
Shell material: plastic;
Package Included:;; 1 x ACID Red Lead Battery Capacity