?Specifications: ?Product Name: Insulin-only refrigerated box ?Material: Aluminum liner electronic components ? color: white ?External size: 207 94 91mm ?Rated voltage: 220V 5V ? rated power: 15W 9W ?External battery capacity: 10200mAh ? Refrigerated box input voltage: DC12V ? power adapter input voltage: AC110V, 240V ? power adapter output voltage: DC12V ?Box temperature: 2-8 C, environment below 32 C Life time: 10 hours or so Refrigeration temperature: 25 C below the environment ? Principle: semiconductor refrigeration intelligent frequency conversion ? Function: cooling, heating, constant temperature ?Packing: 1 Insulin cooler for cars, travel, home 1 home adapter 1 car charger 1 carrying case 1 lithium battery 1 data line 1 Instruction? [After-sales service] Our store uses international logistics, and the estimated arrival time is 10-20 days. If you have any questions during the first time of receiving the goods, please feel free to contact us by email and wish you a happy shopping. ? [Charging method] USB interface, can be plugged in for a long time, supports a variety of charging methods such as car, high-speed rail, aircraft, etc., easy to carry. ? [portable] to solve the problem of medicines such as insulin, interferon, growth hormone, eye drops, serum, etc., easy to carry. ? [Size] Outer box size: 207 94 91mm, rated voltage: 220V 5V. ?[Quality material] The aluminum material is polished, sandblasted, painted, anodized, etc. through multiple processes to achieve fast cooling effect and intelligent constant temperature control.