The Rolls BT301 Pocket Battery Tester is an easy-to-use, budget-friendly way to test many commonly used batteries. The tester's analog meter will tell you if the battery needs to be replaced or charged, or if it still has life left in it. Compatible batteries include: 'AA', 'AAA', 'C', 'D', 9V, and small coin cell batteries.
• Easy to read analog meter
• Tests small "coin" cells
• Tests 9V batteries
• Tests AA, AAA, C, D batteries
• No tool box or gig bag should be without one
Rolls BT301 Battery Tester Reviews