DURNERGY 9 Volt Alkaline Batteries 4 Pack - Long Lasting 9V Battery for Smoke Detectors, Toys & Electronics - 6LR61 Square Battery for Home, Office & Emergency Use

"Specifications of 9volt Batteries for Smoke Alarms Size: 1.04*0.68*1.90 inch Voltage: 9V Chemical Systems: Alkaline Manganes Appearance: Button Top NOTE:1.Always select correct size and grade of 9 batteries volt most suitable fot intended use. 2.Ensure that batteries are installed correctly with regard polarity(+ and -). 3.v9 Batteries shall be stored in well-ventilateddry and cool conditions. 4.Do not mix unpacked 9-volt batteries so as to avoid mechanical damage and/or short circuit among each other."

EXCELLENT PERFORMANCE The 9 volt batteries are composed of 6 small dry batteries LR61 connected in series. Smoke detector batteries 9 volt size has stable performance and durable power, which is 6-8 times that of ordinary carbon 9V battery.

SAFE AND LEAK-PROOF The 9volt batteries 4 pack shell is made of corrosion-resistant steel shell with good sealing, which can effectively prevent the 9v battery for smoke detector from leaking during transportation and use.

WIDE APPLICATION Fire alarm batteries have many uses, convenient and practical, and smoke alarm batteries can be used for smoke alarms, electric guitars, multimeters, wireless microphones, line measuring instruments, infrared thermometers, game controllers, etc.

ENVIRONMENT FRIENDLY Battery 9 volt batteries 4 pack+ don’t contain Hg/Cd/Pb, the composition of 9 v batteries for smoke detector is environmentally friendly and 9volt battery pack will not cause pollution to the environment, contributing to a green and healthy life.

AFTER-SALES SERVICE The DURNERGY has been specializing in the industry for 17 years, and the 9 v battery has the highest quality materials and workmanship, tested to strict quality standards. Any questions about the square batteries 9v size can contact us and we will provide you with the best quality service.