Sealey BT05 Multipurpose Battery Tester

EASE OF USE - Provides a simple way to efficiently test batteries.
VERSATILE - Tests levels of AAA, AA, C, D, 1.5V, 9V and button type batteries.
NO BATTERY REQUIRED - Activated by the battery being checked, no additional battery or power source is required for operation.
COLOUR-CODED DISPLAY - Easy to read colour-coded analogue display needle; Good/Green, Low/Yellow, Replace or Recharge/Red.
LIGHTWEIGHT - Lightweight and compact design for easy portability.
MULTIPURPOSE - Not to be used to test lead acid batteries.