Rayovac LCD keyring hearing aid battery tester

Code: 3TKEYBATT2

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£3.31 (£2.76 ex VAT)

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Description

This Rayovac LCD battery tester with its bar display is handy for use as a quick check. It also comes complete with a sliding storage drawer for two spare batteries. The keychain allows you to keep the tester on a keyring or to hang it on a bag.

Use this device to quickly determine approximately how much power is left in the hearing aid batteries. The digital LCD display uses a bar graph to how the charge state of the battery.

Suitable for all common hearing aid battery sizes (batteries not included).

Remove tab, wait for 1min for the battery to oxygenate and place battery onto the testing surface with the positive (+) pole upwards. Push and hold the battery against the contact for about 3 seconds. The bar graph display screen will show if the battery is charged.

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