DUAL DISPLAY CAR BATTERY TESTER, BATTERY AND ALTERNATOR HEALTH STATUS CHECK, YOUR CAR ESSENTIALS

Product Attributes
Colors: Black
Sizes:
Car Battery Tester: 4.71*2.75 inch
Line Length: 12.20 inch
Alligator Clips: 2.64*1.45 inch
Weight: 3.73 oz
Package Size: 5.51*3.14*1.57 inch
Material: ABS, PVC
Packaging: Car Battery Tester*1, Package Insert

LED Status Guide:
FULL (Solid Blue): the battery is fully charged and in optimal condition
MEDIUM (Solid Green): slightly low battery voltage; recommend charging as soon as possible
LOW (Flashing Red + Buzzer): very low battery; need to charge immediately
EMPTY (Solid White): Battery completely drained; must be charged before use
HIGH (Solid Blue): Alternator overcharged (abnormally high voltage)
GOOD (Solid Green): alternator output is normal and stable
DEAD (Flashing Red + Buzzer): extremely low battery voltage; professional inspection recommended
REVERSE (Solid Red + Buzzer): Clip is reversed; switch red/black wires immediately

Product Feature & Functions
1. Dual LCD and LED display design, LCD screen accurately displays voltage value, LED status light shows battery/alternator health status, quick assessment of battery health condition
2. When connecting the wrong positive and negative poles or unsafe voltage level, it will trigger the red indicator light and sound alarm to remind you to adjust the alligator clips to keep correct connection and safe test
3. Intuitive checking by clear LED status indication, switching between alternator mode and battery mode