Product Description Product Description : Rechargeable Kairo (Double-sided heating type) Main Body Color : Champagne Gold Charging Method : - AC Input : AC Adaptor (100 - 240V, 50/60Hz) - DC Input : USB-A type (5V / 500mA) Charging Time*8 : - AC Input : Approx. 4.5 hours - DC Input : Approx. 12 hours Heating Duration*10 : Low Mode : - Approx. 180 - 240 min (Ambient usage temperature: 10C/50F) - Approx. 120 - 200 min (Ambient usage temperature: 0C/32F) - Average Temperature 102F - Max Temperature 113F High Mode : - Approx. 150 - 210 min (Ambient usage temperature: 10C/50F) - Approx. 100 - 180 min (Ambient usage temperature: 0C/32F) - Average Temperature 102F - Max Temperature 113F Rechargeable Battery Used : AA-sized eneloop x 2 (included) Dimensions (Main Body) : 84 (l) x 46 (w) x 20 (h) mm Main Body Weight : Approx. 50g (without batteries) Set Contents : - Rechargeable Kairo x 1 - AC Adaptor x 1 - USB Plug Adaptor x 1 - USB Cable for Charging x 1 - Carrying Case x 1 - AA-sized "eneloop" rechargeable batteries x 2