Thexton 115 Charg-Chek Battery Tester. Foolproof, dependable testing. Works at all temperatures. Accurately tests state of charge within temperature extremes of -40° to 130° F. Uses less than 1/4 oz. of acid. Easy to use. Easy to read. Features unbreakable rubber tip, leak-proof container and pocket protector. Specifications: Number of Balls Floating (1 means 25% Charge, 2 means 50% Charge, 3 means 75% Charge, 4 means Full Charge).
ESTABLISHED IN 1907.
Designers, Manufacturers, and Suppliers of Innovative and Hard-to-Find Automotive Tools, Testers, and
Diagnostic Equipment for the Professional Automotive Technician.