Sealey BT2030 Wireless Battery Tester 12V

WIRELESS CONNECTION - Checks the battery health quickly and easily on any mobile device.
FREE APP - Easily test the battery's health and store the results, these can also be shared directly with the customer via email (iOS and Android compatible).
DISPLAYS DATA IN REAL TIME - Can check the battery's state of charge, CCA, voltage, internal resistance, charging system and cranking voltage.
POCKET-SIZED - The small device that can easily fit in your pocket or any space in your vehicle.
COMPATIBLE - Works on regular Flooded, AGM, GEL and EFB.
WATER RESISTANCE - IP65 rating.