These are CR1/3N 3.0V Lithium Batteries. Reliable lithium batteries provide long lasting power to your devices. They deliver a steady charge and are leak resistant, durable, and have a long shelf life. Used most for laser sights, weapon mounted lights, and flashlights. Great for indoor and outdoor use, with its resistance to high temperatures. Provides exceptional continuous power source to your device, and ensures long power life. Pack of 10 batteries.

• CR1/3N 3.0V Lithium Batteries
• Used most for laser sights, weapon mounted lights, and flashlights
• Compact, lightweight, powerful high energy density design, long service life
• Retains power longer than traditional batteries, long shelf life
• Excellent continuous power sources to your device
• Steady reliable current is ensured
• Pack of 10 batteries