Questions? Mail to: info@BatteryUpgrade.com
The Coolook Li-FePO4 (Lithiumferrophosphate) batteries are high quality replacement batteries with a longer lifetime and higher energy density than regular Lithium batteries!
Important Usage Warning:
One Coolook Lithium AA battery serves as replacement for 2 regular alkaline AA batteries. The second alkaline battery must be replaced with the supplied dummy battery. Never use 2 Lithium batteries to replace 2 alkaline batteries, this could damage your device as a result. It is not possible to use these Lithium batteries in appliances which require only 1 alkaline battery.
Including 2x Lithium AA battery (BTE-CLK-AAX2)
Discover our business discounts and possibilities!