Disposable CR123A 3-Volt Lithium Batteries

Disposable batteries using lithium chemistry are gaining in popularity because of their light weight, small size, high capacity, high energy density, and shelf life of ten years.

 
Lithium Battery Safety Warning – Fire, Explosion, Burn Hazard:
Streamlight recommends the use of Streamlight CR123A batteries with their non-rechargeable lithium battery products. Use of other batteries or mixing of used and new or different brand batteries may present a risk of leakage, fire, explosion and serious personal injury. Do not recharge, misuse, short circuit, improperly store or discard, disassemble or heat above 212°F (100°C). Keep away from children.