R20S D size batteries have stable voltage for runningwhich are the most popular using in Radio and Flashlight,providing you with joy and illuminating the way for you.
R20S D size metal jacket batteries are made of high quality raw materials and have the characteristics of protable and durable, good performance, leak-proof, fashionable covers. They are suitable for the household appliance of large electric current using continually as well as disconnectedly less capacity drops during storage period such astransistor radios, clocks, doorbells, caculators etc.