Black and Decker BDRV1 Manual De Instrucciones página 17

BATTERY MAINTENANCE
DO NOT attempt to remove the battery unless instructed by customer support for the purposes of battery replacement, or to safely discard the unit.
1: To remove the battery cover, use a phillips head screw driver as shown below.
2: Remove both screws holding the cover in place and lift.
3: Squeeze bottom tab of the black connector and squeeze the two tabs of the battery connector and pull apart to remove.
4: Using ONLY a replacement battery supplied by Black and Decker customer support. Insert the connector firmly until you hear a click.
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