Boss Super Octave OC-3 Owner's Manual page 18

Main Specifications
Current Draw ................................. 50 mA (DC 9 V)
Dimensions ..................................... 73 (W) x 129 (D) x 59 (H) mm
Weight ............................................. 440 g /1 lb (including battery)
Accessories...................................... Owner's Manual
Options............................................ AC Adaptor (PSA-Series)
* 0 dBu = 0.775 Vrms
* In the interest of product improvement, the specifications and/or appearance of this unit are subject to change
without prior notice.
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* Expected battery life under continuous use:
Carbon: 2 hours, Alkaline: 6 hours
These figures will vary depending on the actual conditions of use.
2-7/8 (W) x 5-1/8 (D) x 2-3/8 (H) inches
Leaflet ("USING THE UNIT SAFELY," "IMPORTANT
NOTES," and "Information")
Dry battery (9 V type) S-006P/9 V (6F22/9 V)
* The battery that was supplied with the unit is for temporary use-
intended primarily for testing its operation.
We also suggest replacing this with an alkaline dry cell.