Detailed Product Description
Features: 1) 1 x AA battery (not included) 2) Up to 3 extra hours of talk time 3) Up to 90 hours of standby time 4) Aluminum case 5) Adapter changeable (see available adapter at bottom) 6) Charging current: 300mA maximum (varies with usage conditions) 7) Adds up to 240mAh to devices battery per AA battery 8) Typical efficiency: 70%-93%% 9) Open-circuit output voltage: 5.7V 10) One indicator LED light 11) Can talk on phone when charging 12) Custom logo or company name can be printed on the product for promotional purpose
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