CAR BATTERY TESTER, ESSENTIAL CHOICE FOR VEHICLE BATTERY AND ALTERNATOR MAINTENANCE, WORRY-FREE DRIVING

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*1

LED Status Guide:
FULL (Solid Blue): Battery fully charged & in optimal condition
MEDIUM (Solid Green): Battery voltage slightly low; recommend recharging soon
LOW (Flashing Red + Buzzer): Critically low power; immediate charging required
EMPTY (Solid White): Battery completely drained; must recharge before use
HIGH (Solid Blue): Alternator overcharging (voltage abnormally high)
GOOD (Solid Green): Alternator output normal & stable
DEAD (Flashing Red + Buzzer): Battery voltage critically low; professional inspection advised
REVERSE (Solid Red + Buzzer): Clips connected backward; swap red/black immediately

Product Feature & Functions
1. Digital LCD display shows the real-time voltage value, color-coded LED indicators visualize the battery/alternator health status, helping you quickly grasp the car battery/alternator status
2. Connection error alert, if the connection is incorrect, the red LED will light up and a beep warning will sound to avoid damage to the device
3. Switch between alternator mode and battery mode with clear LED status indication (FULL to DEAD) to make automotive battery testing more intuitive