Features and Benefits:

• Sixth Ball shows overprotection with rugged safety shield
• Thexton's professional model and the most popular Cold-Chekr
• The 102 has a rugged, chrome plated safety shield of ABS plastic
• Also used to test Dex-Coolr
• Comes with vinyl case imprinted with instructions

Accurate to -34 degrees F, indicating optimal 50/50 mixture Special 6th disc shows overprotection and loss of cooling protection Ideal for garage or service station Bulb and long dip tube makes this tester fast and easy to use.