Most USB chargers are designed for particular devices and do not necessarily supply the highest charge current with which the individual devices can actually be charged - but instead provide a lower charge current
LOW SELF-DISCHARGE: These professional batteries maintain up to 85% of their charge after 3 years (when not it use)
High capacity with low self discharge
16x AAA and 4x 9V style batteries / rechargeable batteries
TV's and any portable electronic device
4 FUJITSU READY-TO-USE HR3UTC AA RECHARGEABLE BATTERY NIMH 1.2V MIN. 1900MAH MADE IN JAPAN AAA Batteries Most USB chargers are designedFUJITSU BATTERIES AA: Low self discharge & cycle stability fast rechargeable Suitable for, wireless mics, in ear monitors, cameras, toys, wireless mouse and keyboard, medical equipment etc DURABLE: Pre charged using solar energy and ready to use out of the pack Rechargeable and reuseable up to 2100 times HIGH CAPACITY: 2000mAh (milliamp hour), 1900mAh min 1. 2V The batteries can be used at temperatures from 4F to 122F LOW SELF DISCHARGE: These