Excell Precision 9903 Dolphin II - Manual (Page 6)

EXCELL PRECISION CO., LTD
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Dolphin 9903 V 1.1 SME300000041 4
4. Power Supply
Power Source: AC 110V/230V (±10%) adaptor;
4 x UM-1 1.5V dry batteries; or
6V / 1.2Ah rechargeable battery
Power Consumption:
With backlight: about DC 14 mA; battery life about 85 hours
Without backlight: about DC 24 mA; battery life about 50 hours
Low Battery Indication: When the symbol flashes, the battery needs to be
recharged or the dry battery needs to be replaced.
4 The scale will power off automatically after 1 to 2 hours if the battery is not charged.
Please fully recharge the battery before using the scale again.