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RadioShack Engineering Data Sheet

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Cat. No.: 23-823

Chemical System: Alkaline-Manganese Dioxide (Zn/MnO₂)

Designation: ANSI/NEDA 13A, IEC LR20, JIS LR20
Battery Voltage: 1.5 Volts
Internal Impedance: 0.040 to 0.050 Ohms
Temperature Range: -20° C to 54° C (-4° F to 130° F)
Average Weight: 137.7 grams (4.86 oz)
Volume: 53.8 cubic centimeters (3.28 cubic inch)
Terminals: Flat Contacts (Recessed Negative Terminal)

No Added Mercury, Cadmium or Lead

Dimensions (mm)
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Typical Temperature
Characteristics with 0.9
Volts Cut-off Voltage

Typical Discharge
Characteristics with Constant
Resistance at 68° F (20° C)

Typical Discharge
Characteristics with Constant
Current at 68° F (20° C)

Performance Data
(s/m = seconds per minute, m/h = minutes per hour, h/d = hours per day, MAD = Minimum Average Duration)
note: all measurements are at 20° C +/- 2° C @ 65 +/- 20% RH

Application or Device	Standard	Mode	Cycle Time	Cutoff	MAD Value (initial)	MAD Value (12 months)
Portable Light	ANSI	2.2 ohms	4 m/h, 8 h/d	0.9 V	1415 min	1344 min
Toys/Motor	ANSI	2.2 ohms	1 h/d	0.8 V	24.5 hrs	23 hrs
Tape Recorder	ANSI	3.9 ohms	1 h/d	0.9 V	41.5 hrs	39 hrs
Radio	ANSI	10 ohms	4 h/d	0.9 V	122 hrs	116 hrs
Continuous	MBBe	1.0 ohms	24 h/d	0.75 V	480 min	456 min
Continuous	MBBe	2.2 ohms	24 h/d	0.9 V	1220 min	1159 min

Specifications are typical; individual units might vary.
Specifications are subject to change and improvement without notice.