6-Pack HW CR123A 3V 1700mAh Lithium Batteries $4.04 at Amazon

New price low. Amazon with Tiger Head has the 6-Pack HW CR123A 3V 1700mAh Lithium Batteries on sale for $8.98 - 5% off coupon (click checkbox) - $4.49 off with coupon code SUVKOZS7 at checkout = $4.04 with free shipping on $35+ or with Prime. Often found in fire alarms, smoke alarms, smoke detectors, range finders, R-ing sensors, and flashlights.