LONG LASTING POWER: This pack of high-quality Alkaline D batteries is ideal for frequently used products with a high power consumption including toys, torches, flashlights, lanterns, CD players, ghetto blasters, and musical instruments EVERYDAY USAGE: These Type D Batteries are ideal for everyday usage in a variety of household appliances and devices with high power requirements PACK OF 4: This pack consists of 4 x D size Ansmann Alkaline batteries. These batteries have been successfully tested for electrical, thermal, geometric and mechanical requirements LONG SHELF LINE: The shelf life of these batteries is up to 7 years meaning the battery can remain in storage for up to 7 years without losing any of its capacity EFFICIENT USAGE: These D batteries have greater efficiency and longer battery life and can be used in the temperature range from -20 °C to + 50 °C OTHER USES: Use with baby cradles & swings, boom boxes, electric meter, flashlights/torchlights, Geiger counters, lanterns, megaphones, PIR detectors/sensors, radio receiver, security lamps, kids toys, products with electric motors and high drain devices