2pcs Brake Fluid Tester Pen Automotive Diagnostic Tool Vehicle Liquid Tester with 5 LED Mini Indicator Working like a pet sitter

Working like a pet sitter

1 x User anual

To realize the function of quick charging

Safety Type: Anti-theft remote control

Precision Cut Gears with high-grade glossy exterior painting

2pcs Brake Fluid Tester Pen Automotive Diagnostic Tool Vehicle Liquid Tester with 5 LED Mini Indicator Working like a pet sitterProduct Features: Operation Guideline: 1. Unscrew the brake fluid reservoir, and pull off the cap of the Brake fluid tester pen. Dip the test probes into the brake fluid up to the plastic rim of the device. 2. Press the button for power on, green LED will light up. Insert the tester into reservoir for one second then the tester result will be correctly indicated by LEDs. Repress the button for power off. The tester will automatically power off after