1-800-383-7323 / USA/ USA 1-800-383-7323 1-800-383-7323 / CANADA 1-800-383-7323 / CANADA + 44 (0) 208 920 2306 / EUROPE EVEREADY BATTERY CO. Internet: www.energizer.com ENERGIZER NO. 303 Industry Standard Dimensions in mm (inches) Chemical System: Silver Oxide (Zn/Ag20) Battery Voltage: Average Weight: Volume: Average Capacity: 1.55 Volts 2.6 grams (0.09 oz.) 0.59 cubic centimeters (0.36 cubic inch) 175 mAh to 1.3 volts (Rated at 6.5k ohms continuous at 21ºC) TYPICAL DISCHARGE CURVE Simulated Test @ 21ºC (70ºF) Closed Circuit Voltage 1.7 1.6 1.5 1.4 1.3 1.2 1.1 1.0 DESIGNED FOR USE ON CONTINUOUS LOW DRAIN 0 150 300 450 600 750 Service, Hours Simulated Application Test Estimated Average Service at 21ºC (70ºF) Schedule: Typical Drains at 1.55V (milliamperes) Load (ohms) 1.3V 24 hours/day 0.238 6,500 734 Hours Cutoff Voltage INTERNAL RESISTANCE: Closed circuit voltage no less than 0.95 volts on a load of 100 ohms at 21ºC (70ºF) for 0.1 to 2.0 seconds. Typical closed circuit voltage during discharge on a load of 2,000 ohms for 0.0078 seconds. Depth of Discharge as Percent of Rated Capacity Temperature 21ºC (70ºF) -10ºC (14ºF) 0% 1.58V 1.50V 40% 1.55V 1.50V 80% 1.55V 1.50V Important Notice This data sheet contains information specific to batteries manufactured at the time of its publication. Contents herein do not constitute a warranty. Copyright © Eveready Battery Co. Inc. - All Rights Reserved Form No. EBC - 4302B Page 1 of 1